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The Journal <strong>of</strong> Transdisciplinary Environmental Studies vol. 6, no. 1, 2007<strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong><strong>people</strong> <strong>bordering</strong> <strong>the</strong> “Parc National KaboréTambi”, Burkina FasoBassirou Belem 1 ; Blandine Marie Ivette Nacoulma 2 ; Roland Gbangou 1 ; Sié Kambou 1 ; Hanne Helene Hansen 5 ;Quentin Gausset 3 ; Søren Lund 4 ; Anders Raebild 5 ; Djingdia Lompo 1 ; Moussa Ouedraogo 1 , Ida Theilade 5 & IssakaJoseph Boussim 21Centre National de Semences <strong>Forest</strong>ières, Ouagadougou2Laboratoire de Biologie et Ecologie Végétales, Unité de Formation et de Recherche en Science de la Vie et de laTerre, Université de Ouagadougou, Burkina Faso.3Institute <strong>of</strong> Anthropology, University <strong>of</strong> Copenhagen, Denmark4Department <strong>of</strong> Environmental, Social and Spatial Change, University <strong>of</strong> Roskilde, Denmark5Faculty <strong>of</strong> Life Science, University <strong>of</strong> Copenhagen, DenmarkAbstract: In <strong>the</strong> French-speaking countries <strong>of</strong> Africa, strategies <strong>of</strong> conservation, inherited from <strong>the</strong>colonial time, exclude <strong>the</strong> <strong>bordering</strong> <strong>people</strong> in <strong>the</strong> management <strong>of</strong> <strong>the</strong> national parks plant resources.Today, policies and legislation try to reconcile forest conservation and development <strong>by</strong> associating<strong>local</strong> <strong>people</strong>. As a consequence, approaches <strong>of</strong> participatory planning <strong>of</strong> forest management schemeshave become necessary. A major challenge has been <strong>the</strong> issue <strong>of</strong> how to (use?) scientific knowledgeand <strong>local</strong> knowledge in <strong>the</strong> most appropriate way. This article provides an account <strong>of</strong> a contributionto addressing this issue in <strong>the</strong> case <strong>of</strong> <strong>the</strong> “Parc National Kaboré Tambi” in Burkina Faso, <strong>by</strong>proposing a combination <strong>of</strong> ethno-botanical surveys and botanical inventories. The article analyses<strong>the</strong> importance <strong>of</strong> <strong>the</strong> park plant species, identify <strong>the</strong> constraints faced <strong>by</strong> <strong>local</strong> <strong>people</strong> to harvest <strong>the</strong>park plant products, analyse <strong>the</strong> park vegetation structure and assess <strong>the</strong> degree <strong>of</strong> regeneration <strong>of</strong> <strong>the</strong>main useful species. The surveys reveal that <strong>bordering</strong> <strong>people</strong> consider <strong>the</strong> park as <strong>the</strong>ir granary, <strong>the</strong>irpharmacy, <strong>the</strong>ir pasture, <strong>the</strong>ir place <strong>of</strong> religious worship, and <strong>the</strong> source <strong>of</strong> <strong>the</strong> strength <strong>of</strong> <strong>the</strong>ir territory.They harvest in <strong>the</strong> park <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> (NWFPs), although <strong>the</strong> <strong>Forest</strong> Code bansfree access. About one hundred plants species are used, but <strong>the</strong> pattern <strong>of</strong> extraction <strong>of</strong> <strong>the</strong> productsor some plant parts could destroy <strong>the</strong> resource base. Technically, conservation <strong>by</strong> domestication <strong>of</strong> <strong>the</strong>source species and improved harvest <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> could be combined for sustainablemanagement <strong>of</strong> <strong>the</strong> park. Finally, <strong>the</strong> process toward an integration <strong>of</strong> ecology, silviculture,law, economy and decentralisation in order to achieve <strong>the</strong> park sustainable forest management is<strong>of</strong> great importance. The success <strong>of</strong> this process will depend on all actors including policy makers,technicians, <strong>local</strong> <strong>people</strong>, researchers and funding agencies.Key words: Ethnobotany, <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong>, <strong>Forest</strong> Policy and Legislation, “Parc National KaboréTambi”, Burkina Faso, PETREA.The Journal <strong>of</strong> Transdisciplinary Environmental Studies, ISSN 1602-2297http://www.journal-tes.dk/


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......Résumé: Dans les pays francophones d’Afrique, les stratégies de conservation, héritées de l’époquecoloniale, excluent les populations riveraines dans l’aménagement et la gestion des ressources forestièresdes parcs nationaux. De nos jours, les lois et législations forestières essaient de concilier la conservationdes ressources et le développement en associant les populations. Par conséquent, des approchesde planification participative en matière d’aménagement forestier sont devenus nécessaires. Un défimajeur dans ces approches est de trouver des stratégies pour intégrer les connaissances <strong>local</strong>es auxconnaissances scientifiques de manière appropriée. Cet article représente une contribution à ce défidans le cas du “Parc National Kaboré Tambi”en proposant une démarche basée sur des enquêtesethnobotaniques et des inventaires de la végétation. L’article analyse l’importance du parc pour lespopulations riveraines et identifie les contraintes auxquelles font face les populations pour accéderaux produits forestiers non ligneux dudit parc. Il analyse la structure de la végétation du parc etestime le degré de régénération de certaines espèces. Les résultats montrent que les populations riverainesconsidèrent le parc comme leur grenier, leur pharmacie, leur lieu de culte, leur pâturage et lasource de la force de leur terroir. Bien que le Code <strong>Forest</strong>ier leur interdit l’accès libre, les populationscontinuent de fréquenter le parc. Environ une centaine de plantes ont été recensées comme pourvoyantdes produits utilisés par les hommes et pour les soins de santé animale. Cependant, le moded’extraction des produits pourrait compromettre la pérennité de certaines espèces. Techniquement,la conservation des espèces à travers leur domestication et l’amélioration des méthodes d’extractiondes produits pourraient être combinées pour une utilisation et une gestion durable des ressources duparc. En fin de compte, le processus vers une intégration de l’écologie, la sylviculture, la législationforestière, l’économie et la décentralisation dans la gestion durable du parc est d’une grande importance.Le succès de ce processus dépendra de tous les acteurs y compris les décideurs, les techniciens,les populations riveraines, les chercheurs et les agences de financement.Mots clés: Ethnobotanique, Produits <strong>Forest</strong>iers <strong>Non</strong> Ligneux, Législation forestière, “Parc National KaboréTambi”, Burkina Faso, PETREA.IntroductionIn Africa, <strong>local</strong> communities depend on forests andplants for <strong>the</strong>ir daily needs including goods andservices. These needs are principally food, medicine,wood, fodder for animals, shade, soil fertilization orreclamation, ornamentation and practices <strong>of</strong> ritualsand customs. Therefore, to limit <strong>the</strong> possibilities<strong>of</strong> exploitation <strong>of</strong> <strong>the</strong>se products, ei<strong>the</strong>r througha restriction <strong>of</strong> access or through a reduction <strong>of</strong><strong>the</strong>ir availability will have a negative impact on <strong>the</strong>wellbeing <strong>of</strong> <strong>the</strong> communities (IIED, 2003; Dahlberg,2005). For most <strong>of</strong> <strong>the</strong> poor <strong>people</strong>, naturalresources and trees are tangible assets (Chambers etal., 1991, Chambers, 1995). Even if forest resourcesare available, <strong>the</strong> competition in relation to <strong>the</strong>irexploitation <strong>of</strong>ten creates conflicts (Gregersen etal., 1995). This is not a new phenomenon, but with<strong>the</strong> undergoing globalisation, democratization anddecentralization <strong>of</strong> natural resource management inAfrica, it has become a critical issue for policy makers,technicians and researchers (Dahlberg, 2005).Classified forests and national parks in <strong>the</strong> Sahelrepresent particular situations in which <strong>local</strong> <strong>people</strong>and forest administration are in perpetual conflictfor <strong>the</strong> access and <strong>the</strong> control <strong>of</strong> <strong>the</strong> resources(IIED, 2003). No one denies <strong>the</strong> fact that forestreserves must be protected for <strong>the</strong> benefit <strong>of</strong> presentand future generations, but <strong>the</strong> ways in which thisprotection should be assured are open to debate(Dahlberg, 2005). Until some 10-15 years ago,forests classification in French speaking WesternAfrica was governed <strong>by</strong> <strong>the</strong> decree <strong>of</strong> July 04, 1935(République de Côte d’Ivoire, 1949). According tothis decree, forest classification has <strong>the</strong> aim to purgeall or a part <strong>of</strong> lands and forest from human use.Since <strong>local</strong> communities are seen as a threat to <strong>the</strong>environment, <strong>the</strong> location <strong>of</strong> villages close to <strong>the</strong>classified forests should not be allowed if it couldbe avoided, (Foury, 1948). After Independence (in1960), forest codes <strong>of</strong> <strong>the</strong> new states took over <strong>the</strong>principles <strong>of</strong> <strong>the</strong> 1935 Decree, establishing forests as<strong>the</strong> property <strong>of</strong> <strong>the</strong> state (Bertrand, 1991).Until recently, <strong>the</strong> importance <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong><strong>Products</strong> (NWFPs) for <strong>local</strong> <strong>people</strong> seems to be ignoredso that <strong>the</strong> access to national parks for NWFPs


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)harvesting is subject to strict restrictions. Practiceis far from <strong>the</strong>ory, and forest administration hasgreat difficulties to prevent <strong>the</strong> use <strong>of</strong> <strong>the</strong> protectedzones resources, especially when <strong>the</strong> <strong>bordering</strong> villagersare highly dependent on <strong>the</strong>se resources thatcan only be found in <strong>the</strong> protected areas. It is <strong>the</strong>case <strong>of</strong> “Parc National Kaboré Tambi” at Nobéré inBurkina Faso.Nowadays, <strong>the</strong> necessity to conciliate natural resourceconservation with social issues is more andmore recognized (Lanly, 1992; Ribot, 1999; Kjaer &Nathan, 2000). In this respect, nearly all programson natural forests and reserves management <strong>of</strong>Burkina Faso include NWFPs promotion and valuationfor <strong>the</strong> benefit <strong>of</strong> <strong>local</strong> <strong>people</strong> when possible.NWFPs valuation is a component <strong>of</strong> <strong>the</strong> currentRural Development Strategy <strong>by</strong> 2005 (Burkina Faso,2003), <strong>the</strong> <strong>Forest</strong> Resources Management Framework(Ministère de l’Environnement et du Cadrede Vie, 2004) and <strong>the</strong> current Strategic PovertyReduction Framework (Ministère de l’Economie etdu Développement, 2002). Understanding humanpreference on plant products and assessment <strong>of</strong><strong>the</strong> pattern <strong>of</strong> extraction can contribute to a betterunderstanding <strong>of</strong> <strong>the</strong> scope and nature <strong>of</strong> problemsfaced <strong>by</strong> <strong>local</strong> <strong>people</strong> relying on plants for <strong>the</strong>y dailylife (Bognounou, 1996; Lykke, 1998; Cunningham,2001; Madsen, 2004; Lykke et al., 2004; Kristensenet al., 2004).In <strong>the</strong> case <strong>of</strong> tropical forests, <strong>the</strong> way in which <strong>local</strong><strong>people</strong> needs must be integrated in <strong>the</strong> managementprocess has been much debated over <strong>the</strong> years (Sheil,2006). Concerning <strong>the</strong> “Parc National KaboréTambi”, earlier studies were limited to <strong>the</strong> description<strong>of</strong> <strong>the</strong> park focussing ei<strong>the</strong>r on wild animalsor on plants (Toni, 1991; Naturama, 1998 2003).Studies which integrate natural and social sciencesaiming to understand <strong>the</strong> human - plants interactionin <strong>the</strong> context <strong>of</strong> <strong>the</strong> park are lacking. Sustainablemanagement <strong>of</strong> <strong>the</strong> park encompasses good regulationgoverning <strong>the</strong> use <strong>of</strong> <strong>the</strong> plant resources, betteridentification <strong>of</strong> <strong>the</strong> NWFPs collected in <strong>the</strong> park,good harvesting <strong>of</strong> <strong>the</strong> products and better plantspecies regeneration strategies and techniques.In this paper we present results from a study aimedat examining <strong>the</strong> use <strong>of</strong> NWFPs <strong>by</strong> <strong>bordering</strong><strong>people</strong> <strong>of</strong> <strong>the</strong> “Parc National Kaboré Tambi”. Theanalysis moves away from simple plant inventories,and instead examines <strong>the</strong> complexity <strong>of</strong> <strong>the</strong> relationbetween <strong>local</strong> <strong>people</strong> and <strong>the</strong> park in terms <strong>of</strong>NWFPs used in traditional and modern legislationcontexts.Specifically, our goals were to:• analyse <strong>the</strong> importance <strong>of</strong> <strong>the</strong> park for <strong>local</strong> <strong>people</strong>through <strong>the</strong> determination <strong>of</strong> NWFPs collectedand source species including <strong>the</strong> methods <strong>of</strong> extraction<strong>of</strong> <strong>the</strong> products;• identify <strong>the</strong> constraints faced <strong>by</strong> <strong>local</strong> <strong>people</strong> toharvest <strong>the</strong> NWFPs in <strong>the</strong> park;• analyse <strong>the</strong> park vegetation structure and assess<strong>the</strong> regeneration <strong>of</strong> <strong>the</strong> main useful species.We will <strong>the</strong>n discuss how to ensure sustainable harvest<strong>of</strong> NWFPs in <strong>the</strong> park and propose method <strong>of</strong>propagation for each selected plant species.This study took place within <strong>the</strong> framework <strong>of</strong> amultidisciplinary study carried out in <strong>the</strong> PeopleTree and Agriculture Africa (PETREA) programmein Burkina Faso from 2001 to 2005. This researchprogramme focuses on how trees and o<strong>the</strong>r woodyspecies can be brought into wider use <strong>by</strong> rural <strong>people</strong>in Africa. Identification <strong>of</strong> <strong>people</strong>'s needs and priorities,<strong>the</strong> development <strong>of</strong> <strong>local</strong>ly adapted techniquesand strategies for domestication, management anduse <strong>of</strong> useful plant species in co-operation with <strong>local</strong><strong>people</strong> were planned in <strong>the</strong> programme (Nathan,2002). Nobéré village territory has been selectedto conduct <strong>the</strong> PETREA research programme. It ishoped that <strong>the</strong> experiences described in <strong>the</strong> articleand recommendations presented will be useful forresearchers, rural development agents includingforesters who support <strong>the</strong> equitable access to plantresources in protected areas.The article is organised in <strong>the</strong> following way. First,a description <strong>of</strong> <strong>the</strong> study site is given, followed <strong>by</strong>an introduction <strong>of</strong> <strong>the</strong> methodologies used for <strong>the</strong>ethnobotanical surveys and <strong>the</strong> botanical inventoriesrespectively. Following results including NWFPsharvested in <strong>the</strong> park, source species and methods <strong>of</strong>harvesting are presented. The findings are analysedwith respect to vegetation structure, species regenerationand NWFPs harvest constraints. In <strong>the</strong> followingsection, <strong>the</strong> validity and reliability <strong>of</strong> <strong>the</strong> data are discussed,some possible interpretations <strong>of</strong> <strong>the</strong> findingssuggested, and some reflections are made as to whatlessons can be learned for conservation and develop-


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......ment strategies from <strong>the</strong> study. The article ends withsome concluding remarks about <strong>the</strong> unsustainable resourceuse presently practised <strong>by</strong> <strong>the</strong> <strong>local</strong> populationnear <strong>the</strong> national park and <strong>the</strong> need for institutionalinnovation, technical training <strong>of</strong> <strong>the</strong> <strong>local</strong> population,and fur<strong>the</strong>r research on a number <strong>of</strong> issues.Description <strong>of</strong> <strong>the</strong> study zoneThe study was conducted at Nobéré, located in <strong>the</strong>province <strong>of</strong> Zoundweogo (figure 1) which is part <strong>of</strong><strong>the</strong> Centre South region <strong>of</strong> Burkina Faso, at 113 kmfrom <strong>the</strong> capital Ouagadougou, between latitudes11°25' and 11°45' North and longitudes 1°20' and1°84' West.The study area lies in <strong>the</strong> North sudanian climaticBurkina Fasozone with an annual precipitation varying between700 and 900 mm (Fontès & Guinko, 1995). Therainy season lasts 4 - 5 months and <strong>the</strong> dry season7 - 8 months. Tropical ferruginous soils are foundin this zone. Average annual temperature is about30°c with maxima between March and April. Themajority <strong>of</strong> soils are degrading due to several factorsincluding inappropriate land use, erosion and bushFigure 1: Study site location. The park is presented in greencolour.fires. The natural vegetation is wooded savannahsand woodlands. Agricultural landscapes are dominated<strong>by</strong> parklands woody species, such as Vitellariaparadoxa, Parkia biglobosa, Tamarindus indica,Sclerocarya birrea, Lannea microcarpa, Adansoniadigitata and Faidherbia albida.The predominant ethnic groups are Mossi who livewith Bissa, Gourounsi and Fulani. Religions includeindigenous beliefs, Muslim and Christian. Traditional<strong>local</strong> knowledge and beliefs contribute to <strong>the</strong>regulation <strong>of</strong> natural resources uses. The populationdensity is 61.8 inhabitants per km². About 93 % <strong>of</strong><strong>the</strong> population is engaged in (mainly subsistence)agriculture which is highly vulnerable to variations inrainfall. Sorghum and millet are <strong>the</strong> dominant crops.O<strong>the</strong>r activities include animal husbandry and trade.Literacy level in <strong>the</strong> in <strong>the</strong> area is generally low. Theproportion <strong>of</strong> <strong>people</strong> living below <strong>the</strong> poverty line(8,2672 CFA francs or 126 euros in 1998) is 66%for <strong>the</strong> entire Centre south region to which belongs<strong>the</strong> study area (Ministère de l’Economie et du Développement,2005). People rely on wood for cockingand trees for food, medicine, construction, animalfodder, making pressure on natural vegetation.With its 155,500 ha surface, <strong>the</strong> park borders manyvillages including Nobéré and provides forest productsand bush meat for <strong>the</strong> villagers. The NazinonRiver crosses <strong>the</strong> park from North - West to <strong>the</strong>South - East direction contributing to maintainriparian forest communities.Before <strong>the</strong> classification <strong>of</strong> <strong>the</strong> park, its managementwas based on customary law. Started in 1936,this classification ended in 1976. From this timeon, <strong>local</strong> <strong>people</strong> lost <strong>the</strong>ir access rights (Naturama,2003). The strategy <strong>of</strong> pure conservation or integralconservation as defined <strong>by</strong> Kjær & Nathan (2000)was applied. Such an approach creates conflicts with<strong>local</strong> communities (Sambou et al., 2003), who wishto use <strong>the</strong> park resources according to <strong>the</strong>ir willand needs. Despite <strong>the</strong> restrictions, villagers collectforest products in <strong>the</strong> park because some <strong>of</strong> <strong>the</strong>seproducts are not available or have become scarce in<strong>the</strong> village vicinity (in parklands and fallow) (PET-REA-Burkina Faso, 2002). For <strong>the</strong>se reasons, <strong>local</strong><strong>people</strong> and herders who consider <strong>the</strong> resources <strong>of</strong> <strong>the</strong>park as <strong>the</strong>ir property are perpetually in conflict with<strong>the</strong> communal forest service, which is committed toprotecting <strong>the</strong> park and its biodiversity.Picture 1. Parkia biglobosa (Locus bean) in a field <strong>of</strong>sorghum at Nobére. Picture: Sié Kambou.MethodologyOur study is concerned with inventorying <strong>the</strong> nature<strong>of</strong> <strong>Non</strong>-<strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> (NWFPs) availableto <strong>local</strong> populations, identification <strong>of</strong> species used,


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)and how <strong>the</strong>y are managed. NWFPs consist <strong>of</strong> goods<strong>of</strong> biological origin o<strong>the</strong>r than wood, derived fromforests or wooded land and trees outside forests(FAO, 2001). The term NWFPs differs from <strong>the</strong>commonly used non-timber forest product (NTFP)in excluding all wood while NTFP includes woodfor uses o<strong>the</strong>r than for timber, although <strong>the</strong>re arestill many grey areas. In this article, toothpicks forexample are considered as NWFP.Ethnobotanical methodsEthnobotanical methods are useful for workingwith <strong>local</strong> communities to learn about <strong>the</strong>ir knowledgeand uses <strong>of</strong> <strong>the</strong> plant world, for example todetermine which social groups within a village usewhich species <strong>of</strong> plants in what quantities and forwhat purposes. Ethnobotanical studies can helpidentify conservation issues, such as in cases whererates <strong>of</strong> harvest <strong>of</strong> plants exceed rates <strong>of</strong> regrowth.The fact that ethnobotany is a collaborative venturebetween <strong>people</strong> in <strong>local</strong> communities and scientistsmeans that a start can be made to explore solutionsto conservation and development issues, even asinformation on plant use is being collected (Martin2004). In this study ethnobotanical surveys wereused to help <strong>local</strong> communities define <strong>the</strong>ir needsfor plant resources more clearly, thus assisting <strong>the</strong>mto state <strong>the</strong>ir cases for continued access to certainareas <strong>of</strong> land or for provision <strong>of</strong> alternatives to wildga<strong>the</strong>ring. Ethnobotanical studies can also play usefulroles in rescuing disappearing knowledge andreturning it to <strong>local</strong> communities.Ethnobotany is <strong>by</strong> its very nature an interdisciplinarysubject, demanding a holistic approach whichintegrates techniques from biology, anthropology,ecology, economy, sociology and many o<strong>the</strong>r fields.Techniques borrowed from <strong>the</strong>se fields can be combinedto carry out a systematic survey <strong>of</strong> <strong>the</strong> traditionalbotanical knowledge in a single communityor region. Although originally developed to guideand evaluate development initiatives, many <strong>of</strong> <strong>the</strong>research tools used in <strong>the</strong> approach <strong>of</strong> ParticipatoryRural Appraisal (PRA) are readily applicable toethnobotanical studies as well. Thus, even thoughethnobotany began largely with direct observationsabout <strong>the</strong> ways in which <strong>people</strong> used plants andconsisted mainly <strong>of</strong> <strong>the</strong> compilation <strong>of</strong> lists morerecently, <strong>the</strong>se subjects have adopted a much morescientific and quantitative methodology.In this study, we use a blend <strong>of</strong> qualitative andquantitative methods to investigate how <strong>local</strong> <strong>people</strong>manage <strong>the</strong>ir environment. Thus, ethnobotanicaldata is combined with an ecological approach. Datawere collected using informal talks, structured interviews,free listing <strong>of</strong> plants, observation as wellas forest and tree walks in Nobéré commune andbotanical and ecological inventories in <strong>the</strong> park.Data was collected from June 2004 to January 2005.Informal talks are important to establish a rapportwith <strong>the</strong> community. The structured questionnairesserved to provide quantitative data on categories <strong>of</strong>plant use as well as on species used. Hence, it is possibleto compare <strong>the</strong> relative usefulness <strong>of</strong> <strong>the</strong> plants,and rank <strong>the</strong> priorities <strong>of</strong> <strong>people</strong> in relation to utilization<strong>of</strong> natural resources within <strong>the</strong> National Park.Free listing exercises <strong>of</strong>ten add more species thanmentioned in structured interviews. In <strong>the</strong> same wayforest walks serve to remind informants <strong>of</strong> speciesand uses that were not recalled during <strong>the</strong> interviewin <strong>the</strong> village. Observations <strong>of</strong> harvest and productsfound in household can verify information given ininterviews and may be used to distinguish betweenpotentially useful species and species actually used.The tree walk provides a number <strong>of</strong> repeated andindependent events. <strong>Use</strong>s <strong>of</strong> a specific set <strong>of</strong> treescan be compared for particular user groups basedon ethnicity, age, or gender. This method will tellwhich species are most valuable for specific usesand whe<strong>the</strong>r different social groups attach differentimportance to certain species.Eight categories <strong>of</strong> plants uses (CPU) based onBosch et al. (2002) and Belem (2000) are consideredin <strong>the</strong> survey; <strong>the</strong>se are human food, medicine,construction, commerce, art and craft, fodder foranimals, customary rituals and traditional veterinaryuses. Determination <strong>of</strong> <strong>the</strong> plant uses within <strong>the</strong> first7 categories was realised <strong>by</strong> survey (observations andinterviews) in <strong>the</strong> villages <strong>of</strong> Bisboumbou, Koakin,Nobéré and Passintinga while <strong>the</strong> ethnomedicinesurvey was carried out in <strong>the</strong> villages <strong>of</strong> Donsin,Tewaka and Passintenga.Ethnobotanical information was collected within<strong>the</strong> first 7 <strong>of</strong> CPU using <strong>of</strong> a formal questionnaire.Questions include <strong>the</strong> following aspects: What speciesare subject to collection? What parts <strong>of</strong> planto<strong>the</strong>r than wood do you use? Where can you find<strong>the</strong>m? (In fields, in fallows or in <strong>the</strong> park?). In eachvillage, a sample <strong>of</strong> 30 households has been chosen


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......making a total <strong>of</strong> 120 for <strong>the</strong> 4 villages. The sampleis composed <strong>of</strong> 89% <strong>of</strong> Mossi, 8% <strong>of</strong> Fulhani, 3% <strong>of</strong>Gourounsis and 2% <strong>of</strong> Bissa. (There are more than60 ethnical groups in Burkina Faso). The number<strong>of</strong> informants was respectively men and women81 and 39. Ethnomedicine survey was conductedusing a “tree walk” so that each <strong>of</strong> <strong>the</strong> 30 informants,15 Mossi and 15 Fulhani male herders wereasked about <strong>the</strong> traditional veterinary uses <strong>of</strong> each<strong>of</strong> <strong>the</strong> 40 trees. Informal forest walks and excursionswere also organised. Opportunities for observationincluded witnessing harvesting <strong>of</strong> NWFPs in <strong>the</strong>park and markets visits. Some information is alsoga<strong>the</strong>red from casual conversation. The park history,<strong>local</strong> <strong>people</strong>’s rights and use <strong>of</strong> <strong>the</strong> park plantspecies are examples <strong>of</strong> some <strong>of</strong> <strong>the</strong> topics discussedwith <strong>the</strong> forest service, development agents in <strong>the</strong>region and village leaders. Recommendations made<strong>by</strong> <strong>the</strong> <strong>bordering</strong> <strong>people</strong> and presented during <strong>the</strong>final PETREA workshop in December 2005 inDenmark were also taken into account in this paper.The workshop was organized <strong>by</strong> <strong>the</strong> RoskildeUniversity, <strong>the</strong> Institute <strong>of</strong> Anthropology, University<strong>of</strong> Copenhagen and <strong>the</strong> Royal Veterinary andAgricultural University (nowadays Faculty <strong>of</strong> LifeSciences, part <strong>of</strong> <strong>the</strong> University <strong>of</strong> Copenhagen) incollaboration with research institutes in BurkinaFaso and Tanzania.Names <strong>of</strong> NWFPs and sources Species were recordedin moré (<strong>the</strong> main language <strong>of</strong> <strong>the</strong> zone inhabitants).Additional names in fulhani (language <strong>of</strong> <strong>the</strong> cattleherders in <strong>the</strong> area) were used in <strong>the</strong> case <strong>of</strong> <strong>the</strong>ethnomedicine survey.The national host institution <strong>of</strong> <strong>the</strong> study was <strong>the</strong>Burkina Faso National Tree Seed Centre. The Centreis known to <strong>the</strong> <strong>local</strong> population as being a part <strong>of</strong> <strong>the</strong>forestry authorities, backing <strong>the</strong> <strong>local</strong> forest servicethat normally has <strong>the</strong> role <strong>of</strong> enforcing <strong>the</strong> forestrylegislation and fining <strong>local</strong> <strong>people</strong> who are caughtharvesting forestry products from <strong>the</strong> national parkwithout permit. Therefore, establishing relations <strong>of</strong>confidence between researchers and <strong>local</strong> informantson <strong>the</strong> subject <strong>of</strong> <strong>the</strong>ir (illegal) uses <strong>of</strong> NWFPswas quite a challenge at <strong>the</strong> outset. We introducedand explained our goals to <strong>the</strong> community. Effortswere made to informally interact with, and relate to,<strong>the</strong> communities during <strong>the</strong> research period, and asignificant degree <strong>of</strong> trust was established.Botanical inventoriesThe main NWFPs used <strong>by</strong> Nobéré villagers areharvested in <strong>the</strong> nor<strong>the</strong>rn part <strong>of</strong> <strong>the</strong> park, <strong>the</strong>refore<strong>the</strong> vegetation study focussed in this part. Theobjectives <strong>of</strong> <strong>the</strong> botanical inventories are to record<strong>the</strong> different plant species <strong>of</strong> <strong>the</strong> park and assess<strong>the</strong>ir abundance. These studies are based on <strong>the</strong>description <strong>of</strong> <strong>the</strong> plant communities encounteredin <strong>the</strong> park through plant life forms and dominantspecies. The identification <strong>of</strong> plant communities isguided <strong>by</strong> <strong>the</strong> physiognomy and structure <strong>of</strong> <strong>the</strong>vegetation and <strong>the</strong>n <strong>by</strong> <strong>the</strong> prevalence or dominance<strong>of</strong> certain species. The approach in <strong>the</strong> vegetationdescription follows African vegetation nomenclature<strong>of</strong> Yangambi in 1956 adopted <strong>by</strong> Aubreville (1957).Determination <strong>of</strong> type <strong>of</strong> vegetation and life forms<strong>of</strong> <strong>the</strong> species follow Aubreville (1963) adapted inBurkina Faso vegetation <strong>by</strong> Guinko (1984). This firststep led to recognition <strong>of</strong> three vegetation entitiesor vegetation communities; <strong>the</strong>se communities are:riparian forest (galerie forestière in french), woodysavannah (Savane boisée) and savannah dominated<strong>by</strong> srhubs (savane arbustive). A stratified randomsampling design was used. In each <strong>of</strong> <strong>the</strong> three identifiedplant communities, 1 to 3 circular plots <strong>of</strong> 1000meters square (17.84 m radius) were randomly established.For all <strong>the</strong> three plant communities, twentythree plots were established. In each plot, all trees,shrubs and lianas were listed using scientifical namesfollowing Bosch et al. (2002) and Arbonnier (2000).Reference was made to <strong>the</strong> works <strong>of</strong> Nacoulma-Ouédraogo (1996) and Peverelli (2002) to identifyrespectively plant names in Moré and Fulani. Whena plant was unknown, its part or organ was collectedfor botanical identification using specialized floras,Hutchinson & Dalziel (1958), Berhaut (1967) andArbonnier (2000).Quantitative parameters include <strong>the</strong> relative density(abundance), <strong>the</strong> relative dominance, <strong>the</strong> relativefrequency and <strong>the</strong> species regeneration. Within <strong>the</strong>plots, all trees, shrubs and lianas with a diameterover 5 cm were measured (diameter and height)and preliminary identifications made. Height wasrecorded separately for each <strong>of</strong> six classes sizes (SC).Defined size classes are presented in appendix 1. Speciesregeneration was assessed based on <strong>the</strong> number<strong>of</strong> seedlings or young trees/shrubs recorded in eachplot.


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)Data were analysed with <strong>the</strong> MINITAB S<strong>of</strong>twareversion 13.31. MINITAB is a computer programdesigned to perform a variety <strong>of</strong> data analysis andpresentation functions, including statistical analysesand graphical presentation <strong>of</strong> data. More informationon <strong>the</strong> s<strong>of</strong>tware can be found at http://www.minitab.comResultsThe results <strong>of</strong> <strong>the</strong> study are presented under fiveheadings: (1) perceived importance <strong>of</strong> <strong>the</strong> park to<strong>local</strong> <strong>people</strong> and NWFPs collected, (2) source species,3) species products extraction, (4) vegetationstructure and species regeneration and (5) NWFPsharvest constraints in <strong>the</strong> park and <strong>local</strong> <strong>people</strong>’shopes (aspirations?).(1) Perceived importance <strong>of</strong> <strong>the</strong> park to <strong>local</strong><strong>people</strong> and NWFPs collectedNearly all our 120 informants consider <strong>the</strong> park as<strong>the</strong>ir granary, <strong>the</strong>ir pharmacy, <strong>the</strong>ir place <strong>of</strong> worship,and <strong>the</strong>ir pasture. Reasons, which explain why<strong>people</strong> want to have access to <strong>the</strong> park resources, arediverse. The search <strong>of</strong> food products is ranked first(37% <strong>of</strong> interviewees). The search <strong>of</strong> straw for <strong>the</strong>construction is <strong>the</strong> second reason (22% <strong>of</strong> informants).Medicinal plants collection is <strong>the</strong> third reason(11% <strong>of</strong> informants). The same percentage said <strong>the</strong>yenter <strong>the</strong> park because nothing else is found in <strong>the</strong>village landscape. Collection <strong>of</strong> products for saleis <strong>the</strong> reason expressed <strong>by</strong> 9% <strong>of</strong> <strong>the</strong> informants;<strong>the</strong> search <strong>of</strong> fodder expressed <strong>by</strong> 6% and 1% <strong>of</strong><strong>the</strong> informants said <strong>the</strong>y enter <strong>the</strong> park because itis forbidden. These last informants think that <strong>the</strong>yhave <strong>the</strong> rights to get access in <strong>the</strong> park to collectplant products because this entity belongs to <strong>the</strong>irancestors and <strong>the</strong>refore to <strong>the</strong>m. According to <strong>the</strong>seinformants administration, <strong>by</strong> creating a wildlife reserveand protecting it from villagers access give moreimportance to elephants, monkeys, lions, birds.(2) Source speciesWhen considering all CPU, about 134 plant speciesbelonging to 44 families and 103 genera are collectedin <strong>the</strong> park. Scientific names <strong>of</strong> <strong>the</strong> species includingauthors and uses are presented in appendix 2. In <strong>the</strong>human food, medicine, construction, commerce, artand craft, fodder for animals and customary ritualscategories <strong>of</strong> plant uses, 100 species belonging to40 families and 85 genera are recorded. The 10 topranked species with <strong>the</strong> number <strong>of</strong> time <strong>the</strong> speciesis mentioned include: Parkia biglobosa (114),Vitellaria paradoxa (109), Vitex doniana (108),Tamarindus indica (106), Bombax costatum (97),Paullinia pinnata (97), Sarcocephalus latifolius(97), Sclerocarya birrea (97), Saba senegalensis (95)and Adansonia digitata (94). The herbaceous speciesproviding straw (mainly Andropogoneae) areranked in second position (93). In <strong>the</strong> traditionalveterinary category <strong>of</strong> plant uses, investigation revealedthat (93 %) <strong>of</strong> farmers use part <strong>of</strong> plant foranimal health care. 39 woody species belonging to35 genera and 22 families are recorded; <strong>the</strong>se speciesrepresenting 44% <strong>of</strong> <strong>the</strong> woody plant species <strong>of</strong><strong>the</strong> Park. The most used species include Adansoniadigitata, Anogeissus leiocarpus, Balanites aegyptiaca,Parkia biglobosa, Pterocarpus erinaceus, Sclerocaryabirrea, Sterculia setigera and Vitex doniana. About122 different uses for traditional veterinary purposeshave been recorded.Picture 2. Vitellaria paradoxa (shea tree). Picture: BassirouBelem.Picture 3. Ftuits <strong>of</strong> Vitellaria paradoxa (shea tree). Picture:Bassirou Belem.


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......Picture 4. Flowers <strong>of</strong> Parkia biglobosa. Picture: BassirouBelem.Picture 7. Farmer with straw <strong>of</strong> Andropogon sp collectedin <strong>the</strong> park and transported <strong>by</strong> bucycle. Picture: BassirouBelem.Picture 5. Edible fruits, pulp and seeds <strong>of</strong> Parkia biglobosa.Picture: Sié Kambou.Picture 8. Farmer making rope with straw <strong>of</strong> Andropogonsp. Picture: Bassirou Belem.Picture 6. Parkia biglobosa fermented seeds used as spicefor sauces. Picture: Bassirou Belem.Edible fruit species are represented mainly <strong>by</strong> 34species including Vitellaria paradoxa, Adansoniadigitata, Tamarindus indica, Lannea microcarpa,Detarium microcarpum, Parkia biglobosa, Strychnosspinosa, Ximenia americana, Capparis sepiaria,Ziziphus mauritiana. Wild vegetables include Afzelia


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)Africana, Vitex doniana, Adansonia digitata, Ceibapentandra, Leptadenia hastata, Strychnos spinosa,Senna tora, Tamarindus indica, Balanites aegyptiaca,Maerua angolensis, Annona senegalensis, Pavettacrassipes Edible flowers plants are represented<strong>by</strong> Bombax costatum, Balanites aegyptiaca andTamarindus indica while tubers are represented <strong>by</strong>Dioscorea sp. Leaves <strong>of</strong> Vitex doniana, Leptedaniahastata and Senna tora are considered as faminefoodstuffs, only consumed if nothing else is available(table1).Table 1. List <strong>of</strong> edible fruits, leaves or flowers species.Edible fruit or seeds species Vegetable including edible flowers Edible tuber plant speciesAcacia macrostachya Adansonia digitata Dioscorea spAdansonia digitataAnnona senegalensisBalanites aegyptiacaBoscia senegalensisCapparis sepiariaCeiba pentandraDetarium microcarpumDiospyros mespiliformisFicus surFicus sycomorus subsp. GnaphalocarpaGardenia erubescensGrewia flavescensGrewia venustaAfzelia AfricanaAnnona senegalensisBalanites aegyptiacaBombax costatumBoscia senegalensisLeptedania hastataMaerua angolensisMoringa oleiferaPaveta crassipesPiliostigma reticulatumPiliostigma thonningiiStrychnos spinosaTamarindus indicaLannea acidaLannea microcarpaLantana rhodesiensisParinari curatellifoliaParkia biglobosaSaba senegalensisSarcocephalus latifoliusSclerocarya birreaStrychnos spinosaTamarindus indicaTapinanthus globiferusVitellaria paradoxaVitex donianaXimenia AmericanaZiziphus mauritiana


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......The number <strong>of</strong> species that are used for humanhealth care is 66. Medicinal plants are used to treatfrequent diseases like malaria, cough, headache,diarrhoea, gastric pain, tooth pains, eye diseases,gastric parasites, haemorrhoids, rheumatism, sterility,stomach ache, backache, asthma, jaundice, ulcersand children’s diseases. House construction usematerial (poles, posts…) from 14 species. <strong>Products</strong>which are sold are provided <strong>by</strong> 12 species. Straw <strong>of</strong>Viteveria nigritana and branches Flueggea virosa areused for baskets and beds making while wadding <strong>of</strong>fruits <strong>of</strong> Ceiba pentandra is used to make mattressand pillows and <strong>the</strong> leaves <strong>of</strong> Indig<strong>of</strong>era tinctoria areused in <strong>the</strong> manufacture <strong>of</strong> a bluish dye. The mainfodder species are Andropogon gayanus, Pterocarpuserinaceus, Lonchocarpus laxiflorus, Balanitesaegyptiaca, Khaya senegalensis, and Andropogonpseudapricus. Plants which are used for traditionalrituals (birth or death ceremonies) include 8 species.For example in case <strong>of</strong> death, smoke produced <strong>by</strong>burned Cymbopogon schoenantus straw that eliminatesbad odours. Species like Khaya senegalensis,Eleusine indica are used against undesirable fates.Crotalaria retusa could force chance when a manwants to marry a girl or when he goes for hunting.For traditional veterinary uses, branches <strong>of</strong> Acaciaerythrocalyx are used against animal tooth pains,to cure wounds and snake bites. Bark <strong>of</strong> Anogeissusleiocarpus combats diarrhoea, intestine parasites andwounds. Bark and leaves <strong>of</strong> Balanites aegyptiaca areused against placenta retention, wounds and insectsattacks. Leaves and fruits <strong>of</strong> Bauhinia rufescens are usedto increase milk production and abortion while bark <strong>of</strong>Khaya senegalensis is used against constipation. Bark,leaves and fruit <strong>of</strong> Parkia biglobosa are used againstsnake bites, placenta retention and intestine parasites.Bark and leaves <strong>of</strong> Pterocarpus erinaceus and Sterculiasetigera are used in case <strong>of</strong> snake bites. Bark <strong>of</strong> Sclerocaryabirrea is used when animal horn is broken.Some species are multipurpose so that <strong>the</strong>y are recordedin many categories <strong>of</strong> plan uses.Access to <strong>the</strong> resources <strong>of</strong> <strong>the</strong> park may <strong>of</strong>ten causedestruction <strong>of</strong> plant species, mainly <strong>the</strong> most valuableand <strong>the</strong>refore, harvest pressure could be a majorconservation concern. Rational solutions cannot befound without identification <strong>of</strong> pattern <strong>of</strong> extractionand constraints faced <strong>by</strong> farmers in collecting <strong>the</strong>seproducts in <strong>the</strong> park.3) Species products extractionSustainable use means <strong>the</strong> use <strong>of</strong> biological resourcesin a way and at a rate that do not lead to long-termdecline <strong>of</strong> biodiversity, <strong>the</strong>re<strong>by</strong> maintaining its potentialto meet <strong>the</strong> needs and aspirations <strong>of</strong> presentand future generations. When addressing NWFP,extraction, harvest and exploitation are used assynonyms (Kristensen et al., 2004). In many researches,sustainable extraction is defined as a level <strong>of</strong>extraction that maintains <strong>the</strong> plant diversity, allowsspecies regeneration and without disturbing speciescomposition. The harvested plant parts or organsand <strong>the</strong> way <strong>the</strong> products are extracted can havenegative consequences on <strong>the</strong> resource base itself(vegetation structure and plants survival).Several patterns <strong>of</strong> plant collection in <strong>the</strong> park canbe found. Pruning is practiced to collect Bombaxcostatum flowers (for <strong>the</strong> preparation <strong>of</strong> sauce), Pseudocedrelakotchyi (branches as toothpicks), Khayasenegalensis, Pterocarpus erinaceus, Lonchocarpuslaxiflorus and Balanites aegyptiaca (for animal fodder).Fruits that reach <strong>the</strong>ir physiological maturityand that fall on <strong>the</strong> soil are sometimes collected.But <strong>the</strong>re are also cases, where immature fruits fromspecies such as Parkia biglobosa, Vitellaria paradoxa,Vitex doniana, Diospyros mespiliformis, Detariummicrocarpum, Saba senegalensis, Vitex doniana,Tamarindus indica, are picked up. The exploitation<strong>of</strong> fruits, seeds or flowers could deprive species withseeds for regeneration. Bark is extracted to get fibersfor cordage and material for medicinal peels orto enable <strong>the</strong> exudation <strong>of</strong> gum that is sometimesused as incense. The main species concerned <strong>by</strong>this practice are Bombax costatum, Khaya senegalensis,Sclerocarya birrea, Piliostigma thonnongiiand Parkia biglobosa. Practiced without particularprecautions this pattern <strong>of</strong> exploitation encouragesinfections or death <strong>of</strong> tree if <strong>the</strong>y are girdled. Theextraction <strong>of</strong> roots concerns species <strong>of</strong> <strong>the</strong> Dioscoreaceaethat are exploited for <strong>the</strong>ir tubers. Rootsextraction for medicinal purpose targets species likeAnnona senegalensis, Cochlospermum planchonii,Cochlospermum tinctorium, Sarcocephalus latifolius,Boswelia dalziellii, Acacia gourmaensis, Acaciaseyal, Sclerocarrya birrea, Securidaca longepedunculata,Trichilia emetica, Grewia cissoides, Maytenussenegalensis, Ozoroa insignis, Lannea velutina,Ximenia Americana, Ziziphus mauritiana and <strong>of</strong><strong>the</strong> herbaceous as Sansevieria liberica, Indig<strong>of</strong>eranigritana, Eleusine indica and Elionurus pobeguini.10


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)The scarcity <strong>of</strong> plant species like Ximenia Americana,Sarcocephalus latifolius, Annona senegalensis,Boswelia dalziellii, Securidaca longepedunculata...infields and in fallows may be caused <strong>by</strong> <strong>the</strong> overexploitation<strong>of</strong> <strong>the</strong>ir roots or <strong>by</strong> removal during cultivation.Cochlospermum sp (known as dribala in Dioula andsonsè in Moré) provides roots that are widely usedin Burkina Faso against malaria and jaundice. Roots<strong>of</strong> Securidaca longepedunculata are anti-venomousand used against bites <strong>of</strong> snakes or scorpions.Picture 9. Cochlospermum planchonii. Picture: BassirouBelem.Picture 12. Securidaca longepedunculata. Picture: BassirouBelem.Picture 10. Cochlospermum tinctorium. Picture: BassirouBelem.Picture 11. Ximenia Americana. Picture: Bassirou Belem.Figure 2: Presents <strong>the</strong> proportion <strong>of</strong> used parts <strong>of</strong> plants in<strong>the</strong> traditional veterinary category. For some species includingAnogeissus leiocarpus, Parkia biglobosa, Sclerocarya birreaand Sterculia setigera barks are exploited mainly formedicinal purposes. For Adansonia digitata, Balanitesaegyptiaca and Pterocarpus erinaceus leaves and bark areharvested. Vitex doniana is exploited solely for bark and root.However, in most cases bark harvesting is frequent.11


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......(4). Vegetation structure and speciesregenerationOur study has recorded 97 species that are distributedwithin 73 genera and 33 families. Thedistribution <strong>of</strong> <strong>the</strong> park’s whole woody species <strong>by</strong>class <strong>of</strong> diameter and <strong>by</strong> height is presented in <strong>the</strong>figures 3 and 4. As it can be seen, young trees andshrubs dominate aged ones; <strong>the</strong> recruitment - newindividuals joining <strong>the</strong> population, i.e. through birthor germination is good.Individual species inventories show that <strong>the</strong> degree<strong>of</strong> regeneration varies from one species to ano<strong>the</strong>r.Among <strong>the</strong> important species, Adansonia digitata,Saba senegalensis, Vitex doniana, Paullinia pinnataand Sarcocephalus latifolius are not recorded in<strong>the</strong> plots. Balanites aegyptiaca, Bombax costatum,Parkia biglobosa, Pterocarpus erinaceus, Sclerocaryabirrea, Tamarindus indica and Sterculia setigerapresent a less than one individual seedling (d


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)DiscussionThe exercises we conducted have helped clarifyreasons for <strong>people</strong> to access in <strong>the</strong> park. <strong>Products</strong>used <strong>by</strong> <strong>local</strong> <strong>people</strong>, source species, and patterns<strong>of</strong> harvest have been identified contributing tounderstand <strong>the</strong> inextricable link between <strong>people</strong>and <strong>the</strong> park. Results from structured interviewshave revealed which categories <strong>of</strong> plant use are <strong>of</strong>importance to most <strong>people</strong>. Likewise, <strong>the</strong> number <strong>of</strong>time a species is cited <strong>by</strong> <strong>the</strong> informants can informon its importance (utility) to <strong>local</strong> <strong>people</strong>. Fur<strong>the</strong>rstudies are needed to quantify <strong>the</strong> extraction <strong>of</strong>NWFPs from individual species and <strong>the</strong> income itgenerates to <strong>local</strong> <strong>people</strong>. Combined with <strong>the</strong> vegetationsurveys, such quantitative data can be used todetermine whe<strong>the</strong>r harvest exceeds sustainable levels.The information would not only indicate plants <strong>of</strong>conservation concern but also identify NTWPs withgreatest potential for increased incomes throughimproved harvesting methods or propagation andcultivation.Even though quantitative methods are recommendedfor future studies, we must keep in mindthat quantitative techniques cannot replace <strong>the</strong> needfor careful qualitative description and observations<strong>of</strong> how <strong>people</strong> use <strong>the</strong> plant species and <strong>the</strong> products(Martin, 1995; Cotton, 1996; Theilade, 2005). Resultsfrom ethnobotanical investigations on <strong>the</strong> use<strong>of</strong> plant species depends on <strong>the</strong> skill and knowledge<strong>of</strong> <strong>the</strong> informant, <strong>the</strong> period <strong>of</strong> <strong>the</strong> investigation(ei<strong>the</strong>r corresponding or not at <strong>the</strong> time <strong>of</strong> <strong>the</strong>availability <strong>of</strong> <strong>the</strong> products). The probability that<strong>the</strong> informant will reveal <strong>the</strong> source species, that issubject to harvesting in a protected zone influence<strong>the</strong> results as well as <strong>the</strong> experience <strong>of</strong> <strong>the</strong> researcherand <strong>the</strong> way he conducts him/herself (respect for<strong>local</strong> <strong>people</strong>) during <strong>the</strong> investigation.The number <strong>of</strong> times a species is cited <strong>by</strong> <strong>the</strong> informantsmay indicate its conservation status However,importance for conservation is relative – if a speciesis heavily used and rare, <strong>the</strong> need for conservationmeasures is high; if <strong>the</strong> species density is high andregenerates easily, <strong>the</strong> need for conservation may below. The latter kind <strong>of</strong> species has not been foundin our study. Potentially important species may notbe cited if <strong>the</strong>y are rare in <strong>the</strong> park so that residentswon't find <strong>the</strong>m easily. Ano<strong>the</strong>r reason could be <strong>the</strong>fact that <strong>the</strong> species has no uses or little uses. Erosion<strong>of</strong> <strong>the</strong> traditional knowledge on <strong>the</strong> use <strong>of</strong> plantspecies could be an additional reason. Knowledgeabout certain plant uses could only be known <strong>by</strong> afew individuals <strong>of</strong> a population, generally <strong>the</strong> elderones.There is a wide range <strong>of</strong> species from which productsare collected in <strong>the</strong> park; this illustrates <strong>the</strong> importance<strong>of</strong> <strong>the</strong> park biodiversity. The presence <strong>of</strong> speciesusually encountered in fields and fallows in <strong>the</strong> parkcan be explained <strong>by</strong> <strong>the</strong> fact that some zones <strong>of</strong> <strong>the</strong>park were villages and fields until <strong>the</strong> 1970s; humansenabled <strong>the</strong> regeneration <strong>of</strong> species like Vitellariaparadoxa, Adansonia digitata and Tamarindus indica.When comparing <strong>the</strong> useful species (accordingto our informants) and those actually recorded in<strong>the</strong> plots, we conclude that 72% <strong>of</strong> source species<strong>of</strong> NWFPs are available in <strong>the</strong> park. Without <strong>the</strong>park, <strong>bordering</strong> <strong>people</strong> needs on NWFPs are notfully satisfied. This finding suggests that <strong>the</strong> parkmanagement in collaboration with <strong>the</strong> <strong>local</strong> <strong>people</strong>is a priority task for <strong>the</strong> government.Inventories in <strong>the</strong> park show that some useful speciesrecorded in <strong>the</strong> plots are scarce with low density.But plant species decline cannot only be attributedto NWFPs extraction only. The scarcity <strong>of</strong> somesavannah plant species may merely reflect that <strong>the</strong>sespecies for a long period have occurred at a low density,because <strong>of</strong> lack <strong>of</strong> suitable habitat, because <strong>of</strong>competition amongst plants, or because <strong>of</strong> fire andrambling animals (Kristensen et al., 2004). Inventoriesshow also that young species are more abundantin our plots suggesting that regeneration takes place;this good regeneration occurs with Anogeissus leio-Picture 13. Good regeneration <strong>of</strong> Anogeissus leiocarpusin<strong>the</strong> park Picture: Bassirou Belem.13


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......carpus and Vitellaria paradoxa. One can argue that<strong>the</strong> current conservation measures undertaken <strong>by</strong>Naturama allow <strong>the</strong> regeneration <strong>of</strong> <strong>the</strong> plant species.But good regeneration may not be common forall <strong>the</strong> park vegetation units because we only workedin plots where plant collection takes place.For some important species like Adansonia digitata,Saba senegalensis, Vitex doniana, Paullinia pinnataand Sarcocephalus latifolius, regeneration isscarce. For <strong>the</strong>se species, limiting plant harvestingcombined with in-situ conservation through ei<strong>the</strong>rstimulation <strong>of</strong> <strong>the</strong> natural regeneration <strong>of</strong> <strong>the</strong> plantspecies or <strong>by</strong> direct sowing <strong>of</strong> seeds collected frommo<strong>the</strong>r trees found in <strong>the</strong> park may deserve moreattention. Ex-situ conservation <strong>by</strong> creation <strong>of</strong> nurseriesto produce seedlings <strong>of</strong> <strong>the</strong> rare plant species(especially those that are frequently mentioned <strong>by</strong>farmers) with subsequent plantation in fields and inorchards should deserve a particular attention.Picture 14.Bombax costatumin <strong>the</strong> park Picture:In <strong>the</strong> village vicinities, Bombax costatum individualsare quite old, suggesting a lack <strong>of</strong> regeneration.The species' low regeneration has been found to becaused <strong>by</strong> over harvesting its flowers, depriving <strong>the</strong>species with seeds to allow regeneration (Guinko,1984; Kristensen et al., 2004). Vegetative regeneration<strong>by</strong> coppicing which occurs naturally must beinduced artificially for in-situ conservation <strong>of</strong> <strong>the</strong>species.Picture 15. Flowers <strong>of</strong> Bombax costatum. Picture: BassirouBelem.Lessons learnedDespite <strong>the</strong>se restrictions, <strong>the</strong> study shows howstrongly <strong>bordering</strong> households depend on <strong>the</strong> parkfor <strong>the</strong>ir daily needs for NWFPs. As <strong>the</strong> study revealsit, <strong>the</strong>re are some conflicts between <strong>the</strong> administrationand <strong>the</strong> <strong>bordering</strong> <strong>people</strong>; <strong>the</strong> conflicts takingroot from <strong>the</strong> fact that <strong>the</strong> full integration <strong>of</strong> <strong>the</strong>se<strong>people</strong> in <strong>the</strong> park management is not yet a reality.The expansion <strong>of</strong> human populations around <strong>the</strong>park will inevitably result in greater demands from<strong>people</strong> for agricultural land and for <strong>the</strong> resourcesthat <strong>the</strong> Park seeks to conserve. Thus, it seems thatconflict between <strong>the</strong> Park and <strong>the</strong> <strong>people</strong> whoselivelihoods depend on park's resources will intensify.Conflicts create resistances (Gausset et al., 2003) andlead to <strong>local</strong> problems. Indeed, according to Chenet al. (2005), conflicts between biodiversity conservationand community development are caused <strong>by</strong>factors including traditional perception <strong>of</strong> environment,illiteracy, poverty and weak social mechanisms<strong>of</strong> <strong>the</strong> <strong>local</strong> <strong>people</strong>. Poor households who struggle tomeet <strong>the</strong>ir basic needs may not respond to conservationprograms even if <strong>the</strong>y are aware <strong>of</strong> <strong>the</strong> long-termbenefits associated with conservation (Shrestha etal., 2006). But as argued Leonard & Longbottom(2000), in land use system, conflicts can be a catalystfor change and bring practices up to date. It isan integral part <strong>of</strong> social dynamics because it caninstitutionalize certain social behaviour patterns <strong>by</strong>demonstrating clearly <strong>the</strong> emergence <strong>of</strong> contradic-14


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)tory interests which <strong>the</strong>n prompts changes in rulesand practice.To solve <strong>the</strong> problems related to <strong>the</strong> park management,Burkina Faso benefited financial supportfrom <strong>the</strong> Global Environment Facility (GEF) and<strong>the</strong> World Bank. The Participatory Management <strong>of</strong>Natural Ecosystems Project (PAGEN) in BurkinaFaso integrated <strong>the</strong> park in its program. The Naturamafoundation has been granted <strong>the</strong> concession <strong>of</strong><strong>the</strong> park since September 1999. Through a contract<strong>of</strong> service and a protocol <strong>of</strong> collaboration signedwith <strong>the</strong> PAGEN, <strong>the</strong> project named PAGEN/ParcNational Kaboré Tambi took place. Naturamastarted a process <strong>of</strong> organization <strong>of</strong> <strong>the</strong> <strong>bordering</strong><strong>people</strong> at village and provincial level. As a result <strong>of</strong>this organization process, a federation <strong>of</strong> <strong>the</strong> <strong>bordering</strong>provincial associations <strong>of</strong> <strong>the</strong> park will be setup and be <strong>the</strong> future concessionaries <strong>of</strong> <strong>the</strong> park inreplacement <strong>of</strong> Naturama. The challenge remains todetermine <strong>the</strong> tasks <strong>of</strong> foresters in this new convention.A lot <strong>of</strong> questions also still remain mainly, thoseconcerning <strong>the</strong> place and role <strong>of</strong> <strong>the</strong> customary rightsin <strong>the</strong> process <strong>of</strong> <strong>the</strong> park management.For conservation and valuation purposes, we thinkthat <strong>the</strong> most frequently cited species may deservemore attention in conservation strategies, because<strong>the</strong>y are probably used <strong>by</strong> a large number <strong>of</strong> <strong>people</strong>.But we should keep in mind that <strong>the</strong> conservationmay not focus only on <strong>the</strong> species which are <strong>the</strong>most frequently cited. For biodiversity conservationpurposes, rare species should also deserve attention.The diversity <strong>of</strong> plants which are used and <strong>the</strong> utility<strong>of</strong> each species suggest that NWFPs valuation musttake into account this diversity and carefully select<strong>the</strong> target product/species. In species selection wemust keep in mind that product preferences mayvary according to <strong>the</strong> economic context and <strong>the</strong>possibility <strong>of</strong> farmers to get <strong>local</strong> substitutes for eachproduct. The park management may be coupledwith ecosystems outside <strong>the</strong> park restoration (fallow,field, open access forests). Park management mustalso seek to develop fully functional co-managementrelationships with <strong>the</strong> <strong>local</strong> communities who arenowadays <strong>the</strong> users <strong>of</strong> <strong>the</strong> park resources and arecentral for managing <strong>the</strong> external ecosystems and<strong>the</strong>ir components mainly land and trees.The importance <strong>of</strong> valuation <strong>of</strong> NWFPs troughdomestication and marketing <strong>of</strong> <strong>the</strong> products cancontribute to direct NWFPs valuation process. Inthis respect some activities have been undertaken <strong>by</strong><strong>the</strong> PETREA project through growing <strong>the</strong> medicinalspecies in a nursery and plantation <strong>by</strong> traditionalhealers. This activity was well appreciated <strong>by</strong> <strong>the</strong> villagerswho think that <strong>the</strong>y will be able to plant <strong>the</strong>irdesired trees in <strong>the</strong> village’s landscape and safeguard<strong>the</strong> park plants species.The NGOs Tree Aid and Naturama toge<strong>the</strong>r aredeveloping village Tree Enterprise in <strong>the</strong> study zone.This new programme is important for poverty alleviationand need support through <strong>the</strong> dissemination<strong>of</strong> <strong>the</strong> results <strong>of</strong> our study.Follow-upOur work underlines that <strong>local</strong> communities havecomplex relationships with <strong>the</strong> park that need tobe respected, understood, and taken into accountin all relevant decision-making and policy makingand implementation.What needs fur<strong>the</strong>r attention is <strong>the</strong> transfer <strong>of</strong> <strong>the</strong>results <strong>of</strong> our study to:- farmers in order to stimulate <strong>the</strong>ir participationin <strong>the</strong> park management;- Decision-makers in a manner that will increase<strong>the</strong>ir attention and application.The results <strong>of</strong> <strong>the</strong> study can be disseminated to <strong>local</strong>stakeholders in various ways including postersdescribing <strong>the</strong> main plant species and <strong>the</strong>ir uses. Inthis process, Naturama and o<strong>the</strong>r NGOs may becontacted for help because <strong>the</strong>y work closely with<strong>the</strong> villagers. The results <strong>of</strong> <strong>the</strong> study should bepresented when possible in workshops dealing withsustainable land use.Unsustainable NWFPs harvesting in <strong>the</strong> park isa great concern and solutions are needed. In thisrespect, a popular article will be prepared and disseminatedin newspapers <strong>of</strong> Burkina Faso. Studiesare in progress in <strong>the</strong> CNSF nursery and in forestsand fields to propose simple techniques <strong>of</strong> regeneration(<strong>by</strong> seed or <strong>by</strong> vegetative propagation) <strong>of</strong> someimportant species like Bombax costatum, Bosciasenegalensis, Securidaca longepedunculata and manyo<strong>the</strong>r species. The preliminary results are promisingand will be published and transmitted to <strong>the</strong> parkmanagers for application.15


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......For <strong>the</strong> case <strong>of</strong> forest policy and legislation, thisarticle shed light in <strong>the</strong> complexity to apply forestlaws in <strong>local</strong> context. The results <strong>of</strong> our study suggestthat <strong>the</strong> old paradigm in forest classification(national park creation) need to be revisited.ConclusionThe <strong>bordering</strong> <strong>people</strong> depend on <strong>the</strong> park resourcesfor <strong>the</strong>ir daily needs but <strong>the</strong> sustainability <strong>of</strong> <strong>the</strong>plant parts extraction is questionable. Instead <strong>of</strong>species conservation, <strong>local</strong> <strong>people</strong>'s pressure/activitiescould contribute to destroy some plant species.This situation does not only constitute a threat for<strong>the</strong> biodiversity, but also a threat for <strong>the</strong> survival<strong>of</strong> <strong>the</strong> communities that depend on <strong>the</strong> resources.Nowadays, <strong>the</strong> park management doesn’t satisfy all<strong>the</strong> stakeholders in particular <strong>the</strong> villagers who relyheavily on forest products from <strong>the</strong> park for <strong>the</strong>irdaily needs.Conciliating environment and development forachieving sustainability necessitates that administrators<strong>of</strong> <strong>the</strong> park try to re-establish dialogue andconfidence with <strong>the</strong> <strong>local</strong> <strong>people</strong> <strong>by</strong> integrating <strong>the</strong>irpoints <strong>of</strong> view in <strong>the</strong> definition <strong>of</strong> <strong>the</strong> managementplan. Information and advice <strong>of</strong> <strong>the</strong> <strong>bordering</strong> populationson <strong>the</strong> protection <strong>of</strong> <strong>the</strong> park is fundamental.It would be necessary to train organized farmers totake on <strong>the</strong> management <strong>of</strong> <strong>the</strong> park in collaborationwith <strong>the</strong> forest service and Naturama.Fur<strong>the</strong>r research in <strong>the</strong> park could be centred amongo<strong>the</strong>rs on: (a) <strong>the</strong> determination <strong>of</strong> <strong>the</strong> seasonalavailability <strong>of</strong> <strong>the</strong> NWFPs; (b) <strong>the</strong> identification <strong>of</strong><strong>the</strong> preferences <strong>of</strong> social user groups (men, women,traditional healers, tradesmen…); (c) <strong>the</strong> determination<strong>of</strong> sustainable extraction techniques <strong>of</strong> <strong>the</strong> plantproducts; (d) <strong>the</strong> development <strong>of</strong> simple techniques<strong>of</strong> in-situ and ex-situ conservation (sowing, stemor root cutting…) <strong>of</strong> targeted species. Appendix 2containing <strong>the</strong> list <strong>of</strong> <strong>the</strong> plant species presents possiblemethods <strong>of</strong> dissemination <strong>of</strong> each species; <strong>the</strong>seresults could be <strong>the</strong> starting points <strong>of</strong> conservationstrategies development; (e) Botanical inventories todetermine <strong>the</strong> dynamic and <strong>the</strong> productivity <strong>of</strong> differentvegetation types in <strong>the</strong> park are to be carriedout periodically; <strong>the</strong>se inventories might take intoaccount all plant life forms and not only ligneousplant species. Yield determination is a useful tool forconservation and valuation <strong>of</strong> NWFPs.Improved regulation <strong>of</strong> <strong>the</strong> park plant products use,improved harvest methods <strong>of</strong> NWFPs and domestication<strong>of</strong> <strong>the</strong> useful plant species may be combinedfor sustainable management <strong>of</strong> <strong>the</strong> park in poor<strong>people</strong> context. Therefore <strong>the</strong> challenge is how tointegrate ecology, sylviculture, law, economy anddecentralisation in <strong>the</strong> park management process.The success <strong>of</strong> this process will depend on all actorsincluding policy makers, technicians, <strong>local</strong> <strong>people</strong>,researchers and funding agencies.AcknowledgmentsAuthors thank <strong>the</strong> General Director <strong>of</strong> The NationalTree Seed Centre <strong>of</strong> Burkina Faso, <strong>the</strong> PETREAprogram, <strong>the</strong> Regional Director <strong>of</strong> Environment <strong>of</strong>Zoundweogo, <strong>the</strong> Environment Service <strong>of</strong> Nobéré,<strong>the</strong> NGO Naturama through Pierre Kafando, coordinator<strong>of</strong> PAGEN/Parc National Kaboré TambiProject for support and collaboration. 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The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)Appendix 2 Species exploited in <strong>the</strong> “Parc National Kaboré Tambi“ <strong>the</strong>ir uses andpossible method <strong>of</strong> artificial propagationScientific name Local name (more) Family <strong>Use</strong>sMechanism <strong>of</strong> dissemination1. Acacia dudgeonii Craib ex Hall. Gon-payandga Mimosaceae Hmed Seed, Shoot2. Acacia erythrocalyx Brenan Mimosaceae Tvet Seed, Shoot3. Acacia gourmaensis A. Chev. Gon-sabliga Mimosaceae Hmed; TVet Seed, Shoot4. Acacia hockii DeWild. Mimosaceae Hmed5. Acacia macrostachya Reichenb. ex DC. Zamanega Mimosaceae Hf; TVet Seed, Shoot6. Acacia polyacantha Willd. subsp. campylacantha(Hochst. ex A. Rich.) BrenanKan-pèlga Mimosaceae Hmed; Tvet Seed, Shoot7. Acacia seyal Del. Mimosaceae Tvet; Const; Art Seed, Shoot8. Acacia sieberiana DC Koumbrissaka Mimosaceae Tvet; art Seed, Shoot9. Adansonia digitata L. Tohèga Bombacaceae Hf; Hmed; Com; TVet Seed10. Afzelia africana Smith. Ex Pers. Kankalga Caesalpiniaceae Hf Seed, Shoot11. Agelanthus dodoneifolius Loranthaceae Tvet Seed12. Albizia chevalieri Harms Mimosaceae Tvet; const; Art Seed, Shoot13. Allophyllus africanus P. Beauv. Sapindaceae Hf; Art Seed,14. Andropogon pseudapricus Stapf Gnindparga Poaceae Fod; Const Seed, Shoot15. Andropogon sp Pitri Poaceae Fod; Const; Com Seed, Shoot16. Andropogon sp. Kangré Poaceae Hmed; Const Seed, Shoot17. Andropogon tectorum Schumach. & Thonn. Buka Poaceae Const Seed, Shoot18. Annona senegalensis Pers. Barkudga Annonaceae Hf; Hmed; Rit, TVet Seed, Shoot19. Anogeissus leiocarpus (DC.) Guill. & Perr. Siiga Combretaceae Hmed; Tvet Seed, Shoot20. Azadirachta indica A. Juss. Nim Meliaceae Tvet; const Seed, Shoot21. Balanites aegyptiaca (L.) Del. Kyeguelga BalanitaceaeHf; Fod; Hmed; Rit; Art;TVetSeed, Shoot, sucker22. Bauhinia rufescens Lam. Caesalpiniaceae Tvet; Fod; Const Seed, Shoot23. Bombax costatum Pellegr. & Vuillet Voaka Bombacaceae Hf ; Fod; Hmed; Com Seed, Shoot, sucker24. Boscia senegalensis (Pers.) Lam. ex Poir Lambotga Capparidaceae Tvet; Hf Seed, Shoot, stem cutting25. Boswellia dalzelii Hutch. Gonbregneongo Burseraceae Hmed Seed, Shoot26. Burkea Africana Hook. F. Caesalpiniaceae Tvet Seed, Shoot27. Calotropis procera (Ait.) Ait. f. Putrepuga Asclepiadaceae Hmed; Tvet Seed, Shoot28. Capparis sepiaria L. Lamboy Capparaceae Hf Seed, Shoot29. Cassia sieberiana DC. Kumbrissaka Caesalpiniaceae Hmed; const Seed, Shoot30. Ceiba pentandra (L.) Gaertn. Gunga Bombacaceae Hf; Art Seed, Shoot31. Chamaecrista mimosoïdes (L.) H. S. Irwin &Barne<strong>by</strong>Tingiundoiga Caesalpiniaceae Hmed Seed, Shoot32. Cissus populnea Guill. et Perr. Paloanga Vitaceae Art; TVet Seed33. Cochlospermum planchonii Hook. F. Sonsè Cochlospermaceaea Hmed; TVet Seed, Shoot34. Cochlospermum tinctorium A. Rich. Sonsè Cochlospermaceaea Hmed; Art; TVet Seed, Shoot35. Cola laurifolia Mast. Sterculiaceae Const Seed, Shoot36. Combretum collinum Fresen. Combretaceae Hmed Seed, Shoot37. Combretum fragrans F. H<strong>of</strong>fm. Kiuginga Combretaceae Hmed Seed, Shoot38. Combretum glutinosum Perr. ex DC. Combretaceae TVet Seed, Shoot39. Combretum molle R. Br. ex G. Don Parwiga Combretaceae Hmed Seed, Shoot40. Crossopteryx febrifuga (Afzel. ex G. Don)Benth.Kumbruwanga Rubiaceae Hmed; Rit; TVet Seed, Shoot41. Crotalaria retusa L. Wendlébendaga Fabaceae Hmed Seed42. Cymbopogon giganteus Chiov Wam Poaceae Const Seed, Shoot43. Cymbopogon schoenanthus (L.) Spreng Sompiiga Poaceae Const; Rit Seed, Shoot44. Daniellia oliveri (Rolfe) Hutch. & Dalz. Aonga Caesalpiniaceae Hmed; TVet Seed, Shoot45. Detarium microcarpum Guill. & Perr. Kagadéga Caesalpiniaceae Hf; Com; TVet Seed, Shoot46. Dichrostachys cinerea (L.) Wight & Arn. Susutga Mimosaceae Hmed Seed, Shoot47. Dioscorea sp Tantagnoui Dioscordiaceae Hf Root shootting19


Belem et al.: <strong>Use</strong> <strong>of</strong> <strong>Non</strong> <strong>Wood</strong> <strong>Forest</strong> <strong>Products</strong> <strong>by</strong> <strong>local</strong> <strong>people</strong> <strong>bordering</strong> .......48. Diospyros mespiliformis Hochst. ex A. Rich. Gaaka Ebenaceae Hf; Hmed; Com; TVet Seed, Shoot49. Dipcadi logifolium (Lindl.) Baker Toctaba Liliaceae Hmed Seed50. Eleusine indica (L.)Gaertn. Targanga Poaceae Hmed; Rit Seed, Shoot51. Elionurus sp Mosaala Poaceae Hmed Seed, Shoot52. Entada africana Guill. & Perr. Séonega Mimosaceae Hmed Seed, Shoot53. Erythrinia senegalensis DC. Kulintiga Fabaceae Hmed Seed, Shoot54. Euphorbia poissonii Pax Tacsendo Euphorbiaceae Hmed Shooting55. Faidherbia albida (Del.) Chev. Zaanga Mimosaceae Hmed; Fod Stem cutting, sucker56. Feretia apodan<strong>the</strong>ra Del. Kitinga Rubiaceae Hmed; TVet Seed, Shoot57. Ficus sur Forssk. Womsèèga Moraceae Hf; Hmed Seed, Shoot58. Ficus sycomorus subsp. gnaphalocarpa (Miq.) C.C. BergKankanga Moraceae Hf Seed, Shoot59. Flacourtia indica Willd. Kuduntabga Flacourtiaceae Hmed Seed, Shoot60. Flueggea virosa (Roxb. ex Willd.) Voigt Sugdin-daaga Euphorbiaceae Hmed; Art Seed, Shoot61. Gardenia aqualla Stapf et Hutch. Rubiaceae TVet Seed, Shoot62. Gardenia erubescens Stapf et Hutch. Rubiaceae Hf; TVet Seed, Shoot63. Gardenia ternifolia Schumach. et Thonn. Lambr-zuundga Rubiaceae TVet Seed, Shoot64. Gmelina arborea Roxb. Melina Verbenaceae Hmed Seed, Shoot65. Grewia cissoïdes Huth. & Dalz. Somcondo Tiliaceae Hmed Seed, Shoot66. Grewia flavescens Juss. Tiliaceae Hf; TVet Seed, Shoot67. Grewia venusta Fresen. Yoal-rataaga Tiliaceae Hf ; Const Seed, Shoot68. Guiera senegalensis J. F. Gmel. Wilinwiiga Combretaceae Hmed; TVet Seed, Shoot69. Heteropogon contortus (L.) Roem. & Chult Kuwéré Poaceae Const Seed, Shoot70. Hyptis spicigera Lam. Tintigliga Lamiaceae Hmed Seed71. Indig<strong>of</strong>era nigritana Hook Buguan-yénèga Fabaceae Hmed Seed72. Indig<strong>of</strong>era tinctoria L. Garga Fabaceae Art Seed73. Jasminum obtusifolium Bak. Oleaceae TVet Stem cutting74. Khaya senegalensis (Desr.) A. Juss. Kuka Meliaceae Fod; Hmed; Rit; TVet Seed, Shoot75. Lannea acida A. Rich. Sabtulga Anacardiaceae Hf; Hmed Seed, Shoot76. Lannea microcarpa Engl. & K. Krause Sabga Anacardiaceae Hf Seed, Shoot77. Lannea velutina A. Rich. Wam-sibi Anacardiaceae Hmed Seed, Shoot78. Lantana rhodesiensis L. Liulisibi Verbenaceae Hf Seed79. Launaea sp. Cotiga Asteraceae Hmed Seed, Shoot80. Lepidagathis anobrya Nees Gnug-nakida Acanthaceae Hmed Seed, Shoot81. Leptedania hastata (Pers) Decne. Lelongo Asclepiadaceae Hf; TVet Seed82. Lippia chevalerii Moldenke Wisaw Verbenaceae Const Seed, Shoot83. Lonchocarpus laxiflorus Guill. & Perr. Yiiga Fabaceae Fod Seed, Shoot84. Maerua angolensis DC. Zilgo Capparaceae Hf Seed, Shoot85. Maytenus senegalensis (Lam.) (Lam.) Exell Tokvugri Celastraceae Hmed; TVet Seed, Shoot86. Mitragyna inermis (Willd.) Kuntze Yil-yendé Rubiaceae Rit; TVet Seed, Shoot87. Moghania faginea (G. et Perr.) O. Kze Fabaceae Hmed; TVet Stem cutting ?88. Moringa oleifera Lam. Arzantiiga Moringaceae Hf; TVet Seed89. Nelsonia canesens (Lam.) Nagkiim-pusga Asteraceae Hmed Seed90. Opilia celtidifolia (G. & Perr.) Endl. ex Walp. Wagsalga Opiliaceae Hmed Uk91. Ozoroa insignis Del. Nin-nooré Anacardiaceae Hmed Seed, Shoot92. Parinari curatellifolia Planch. ex Benth. Piinobga Chrisobalanaceae Hf; Hmed Seed, Shoot93. Parkia biglobosa (Jacq.) R. Br. ex G. Don Roanga MimosaceaeHf; Hmed; Rit; Com,TVetSeed, Shoot94. Paullinia pinnata L. Nus-a-nu Sapindaceae Hmed; Com Seed, Shoot95. Pavetta crassipes K. Schum. Mokbiisri Rubiaceae Hf; Hmed Seed, Shoot96. Pennisetum pedicellatum Trin Kimbogo Poaceae Const Seed, Shoot97. Piliostigma reticulatum (DC.) Hochst. Banguin-gu Caesalpiniaceae Hf; Const; TVet Seed, Shoot98. Piliostigma thonningii (Schumach.) Milne-Redh.Banguin-gnaanga Caesalpiniaceae Const; Hf Seed, Shoot99. Prosopis africana (Guill. et Perr.) Taub. Mimosaceae TVet Seed, Shoot100. Pseudocedrela kotschyi (Schweinf.) Harms Siguédré Meliaceae Hf; Hmed; Com; TVet Seed, Shoot101. Pteleopsis suberosa Engl. Diels Guirga Combretaceae Const Seed, Shoot102. Pterocarpus erinaceus Poir. Noiga Fabaceae Fod; TVet Seed, Shoot20


The Journal <strong>of</strong> Transdisciplinary Environmental Studies (TES)103. Rytigynia senegalensis Blume Rubiaceae TVet Uk104. Saba senegalensis (A. DC) Pichon Wedga Apocynaceae Hf; Const; Com Seed, Shoot105. Sansevieria liberica Gerome & Labroy Kaantoabga Agavaceae Hmed Shoot106. Sapium grahamii (Hochst.) Par Tièlme Euphorbiaceae Hmed Shoot107. Sarcocephalus latifolius (Smith) Bruce Gwiinga Rubiaceae Hf; Hmed; TVet Seed, Shoot; Stem cutting108. Sclerocarya birrea (A. Rich.) Hochst. Noabga Anacardiaceae Hf ; Hmed; Com; TVet Seed, Shoot; Suchering109. Securidaca longepedunculata Fres. Pèlga Polygalaceae Hmed; TVet Seed, Shoot110. Senna siamea (Lam.) Irwin et Barne<strong>by</strong> Cassia Caesalpiniaceae Tvet; Const Seed, Shoot111. Senna singueana (Del.) Lock Gelponsé Caesalpiniaceae Hmed Seed, Shoot112. Spermacoce stachydea DC. Yod-raaga Rubiaceae Hmed Seed, Shoot113. Sporobolus pyramidalis P. Beauv. Gansaaga Poaceae Const; Com Seed, Shoot114. Sterculia setigera Del. Putermuka Sterculiaceae Hmed; TVet Seed, Shoot115. Stereospermum kunthianum Cham. Ninhilenga, Yoabga Bignonaceae Hmed Seed, Shoot116. Strychnos spinosa Lam. Katrin-poaga Loganiaceae Hf Seed, Shoot117. Stylosan<strong>the</strong>s erecta P. Beauv. Sakuisabliga Fabaceae Fod Seed118. Taccazea apiculata Oliv. Asclepiadaceae TVet Uk119. Tamarindus indica L. Pusga Caesalpiniaceae Hf; Hmed; Com Seed, Shoot120. Tapinanthus globiferus Welbre Loranthaceae TVet Seed121. Terminalia avicennioides Guill. et Perr. Combretaceae TVet Seed, Shoot122. Terminalia laxiflora Eng. Combretaceae TVet Seed, Shoot123. Terminalia macroptera Guill. & Perr. Koond-poko Combretaceae Hmed Seed, Shoot124. Trichilia emetica Vahl Kinkirs-taanga Meliaceae Hmed Seed, Shoot125. Uapaca togoensis Pax Euphorbiaceae TVet Uk126. Vetiveria nigritana Stapf. Ruduma Poaceae Art Seed127. Vitellaria paradoxa Gaertn. f. Taanga Sapotaceae Hf; Hmed; Com; TVet Seed, Shoot128. Vitex chrysocarpa PLanch. ex Benth Verbenaceae TVet Seed, Shoot129. Vitex doniana Sweet Andga Verbenaceae Hf; Com; TVet Seed, Shoot130. Vitex simplicifolia Oliv. Conpoandga Verbenaceae Hmed Seed, Shoot131. Xeroderris stuhlmannii (Taub.) Mendonça etE.P. SousaFabaceae TVet Uk132. Ximenia americana L. Leenga Olacaceae Hf; Hmed, TVet Seed, Shoot133. Ziziphus mauritiana Lam. Mugunuga Rhamnaceae Hf Seed, Shoot134. Ziziphus mucronata willd. Rhamnaceae TVetSeed, Shoot, layering, graftingLegend. Hf: Human food; Fod: fodder; HMed: Human medicine; Const: Construction; Rit: Rituals; Art: Art and craft;Com: Commerce; TVet: traditional veterinary; Uk: unknown.21

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