Hedysarum in Flora of Pakistan @ efloras.org

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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