Sisymbrium brassiciforme

Description 3

Annual or biennial, 30-100 cm tall, erect, branched, subglabrous. Lower leaves lyrate, 1-2-jugate, rarely subentire, shortly petioled; terminal lobe ovate-oblong, distantly toothed; lateral lobes smaller but similar, dentate to sub-entire; upper leaves gradually becoming smaller and linear, subsessile to sessile; all leaves subfleshy. Racemes 20-50(-60)-flowered, up to 25 cm long in fruit. Flowers c. 5 mm across, yellow; pedicels 5-10 mm long in fruit, spreading horizontally, slightly thickened. Sepals 3-4 mm long. Petals (5-) 6-8 mm long, 1.5 mm broad. Stamens c. 3:5 mm long; anthers c. 1.5 mm long. Siliquae linear, subcylindrical, slightly downcurved, horizontally spreading, 50-100 mm long, 1 mm broad, glabrous; valves submembranous, 3-veined; style c. 1(4.5) mm long, thickened with depressed, capitate stigma; seeds many, c. 1 mm long, oblong, brown, finely granulate; radicle incumbent (sometimes accumbent), variable.

Distribution 4

Distribution: C. Asia, Tibet, Kashmir, Pakistan and Afghanistan.

Elevation range 5

2900 m

Flower/fruit 6

Fl. Per.: May-July.

Habitat 7

Roadsides, rocky places, fields; 900-4500 m.

ID 8

petels 6-9 mm; sillqua 5-8 cm

Sources and Credits

  1. (c) Royal Botanic Garden Edinburgh, some rights reserved (CC BY-NC), http://data.rbge.org.uk/images/407492/700
  2. (c) Royal Botanic Garden Edinburgh, some rights reserved (CC BY-NC), http://data.rbge.org.uk/images/407495/700
  3. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/4965175
  4. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/4965176
  5. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/4965173
  6. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/4965174
  7. (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/19799501
  8. (c) Chandan Pandey, some rights reserved (CC BY-SA)

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