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Pakistan | Family List | Papilionaceae

Hedysarum Linn., Sp.Pl. 1:745. 1753. Gen.Pl.ed.5.332.1754; Baker in Hook.f., Fl. Brit. Ind. 2:145.1876.

Annual or perennial herbs. Leaf imparipinnate, leaflets entire; stipels absent; stipules free or connate. Inflorescence a peduncled raceme or head. Bracts small, bracteoles below the calyx present. Calyx teeth subequal. Corolla pink, purplish, yellow or whitish. Vexillum longer than the wings; keel longer or rarely shorter than the wings, obtuse. Stamens diadelphous, 9+1, anthers uniform. Ovary 2-8-ovuled. Fruit a lomentum, segments glabrous, pubescent, bristly or spiny.

A genus with about 100 species, distributed in Europe, N.Africa, Asia and N.America.

1 Internodes longer than the stipules   (2)
+ Internodes shorter than the stipules   (7)
2 (1) Calyx cup longer than the teeth   (4)
+ Calyx cup shorter than the teeth   (3)
3 (2) Leaflets linear   Hedysarum wrightianum
+ -Leaflets not linear (linear-oblong in H. Cachemirianum and H. astragaloides)   (5)
4 (2) Leaf up to 12.5 cm long, leaflet c. 7 mm broad, 1-seeded part of fruit 4-6 mm long   Hedysarum alpinum
+ Leaf 15-20 cm, leaflet more than 7 mm broad, 1-seeded part of fruit, c. 1 cm or more long   Hedysarum microcalyx
5 (3) Keel petal not angular   Hedysarum cachemirianum
+ Keel petal angular   (6)
6 (5) Keel equal to the vexillum   Hedysarum falconeri
+ Keel longer than the vexillum   Hedysarum astragaloides
7 (1) Ovary densely pilose   Hedysarum minjanense
+ Ovary glabrous (except for a few hairs at the margin)   Hedysarum sp._A.

Lower Taxa

Related Synonym(s):


Related Objects  

Flora of China  
  • Hedysarum (PDF)
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