The spathe limbs of different accessions of C. ×purpurea nothovar. purpurea and the putative parental species.
C. ×purpurea nothovar. purpurea (A, MT; B, SU; C, PI; D, SL; E, SED). C. cordata var. cordata (F, BS). C. griffithii (G, GF). C. nurii var. nurii (H, NSK). C. schulzei (I, SPAN). For the locality abbreviations, see Table 1.
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