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FOC | Family List | FOC Vol. 10 | Fabaceae | Fabaceae Tribe GALEGEAE

36. Astragalus sect. Uliginosi A. Gray, Proc. Amer. Acad. Arts. 6: 196. 1864.

湿地组 shi di zu

Astragalus sect. Euodmus Bunge.

Plants perennial, herbaceous, with medifixed to asymmetrically bifurcate hairs. Stems long, erect. Stipules free from petiole, vaginate-connate behind stem. Racemes many flowered, with a long peduncle. Bracteoles sometimes present. Calyx shortly tubular. Petals glabrous. Legumes sessile, keeled or rounded ventrally, grooved dorsally, 1-locular to 2-locular; valves thinly leathery.

Seven species: Afghanistan, China, India, Japan, Kashmir, Korea, Mongolia, Pakistan, Russia; C and SW Asia; three species (one endemic) in China.

1 Bracteoles present; ovary and legumes densely hairy; legumes nodding.   240 A. peduncularis
+ Bracteoles absent; legumes obliquely erect to erect   (2)
2 (1) Stem 30-70 cm; leaflets narrowly elliptic, 20-40 × 5-15 mm, glabrous adaxially; calyx teeth 1.5-3 mm; ovary and legumes glabrous.   242 A. uliginosus
+ Stem 5-10 cm; leaflets elliptic, 10-25 × 5-12 mm, sparsely hairy adaxially; calyx teeth 4-5 mm; ovary and legumes black hairy.   241 A. qitaiensis


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