Astragalus davidii Franch.

Species

Angiosperms > Fabales > Fabaceae > Astragalus

Characteristics

Plants perennial, 15-30 cm tall, with mostly appressed white hairs 0.1-0.5 mm. Stems branched, ascending to erect or sometimes prostrate, sparsely hairy, soon glabrescent. Leaves 2-6 cm, subsessile; stipules 3-4 mm, ovate, behind stem con­nate to middle or even higher, sparsely hairy; rachis sparsely covered with very short, partly minute and subglobose hairs; leaflets in 5-8 pairs, narrowly elliptic, 3-10 × 1.5-4 mm, both surfaces sparsely to loosely covered with subappressed to ascending hairs up to 0.5 mm, sometimes adaxially glabrous with age, apex obtuse to retuse. Racemes loosely 3-7-flowered, in fruit elongating and with remote fruits; peduncle 2-4.5 cm, hairy like stem; bracts 1-1.5 mm, ciliate. Calyx 3.5-4 mm, loosely subappressed hairy; teeth (0.5-)1.5-2 mm. Petals pale pink; standard widely ovate, 10-13 × 5-6.5 mm, apex emargi­nate; wings 9-10 mm; keel 12-13 mm. Legumes erect, with a stipe 5-7 mm, straight or slightly curved, 20-35 mm, 2-3 mm high and wide, sharply keeled ventrally, widely grooved dor­sally, with a slender beak up to 3 mm; valves glabrous or rarely sparsely hairy.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.3
Root system -
Rooting depth (meter) -
Root diameter (meter) -
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Nitrogen fixer rhizobia
Photosynthetic pathway -

Environment

Light -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
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Optimum temperature (C°) -
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Distribution

Astragalus davidii world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:477062-1
WFO ID wfo-0000198485
COL ID HXCV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Astragalus davidii Astragalus gonggamontis Astragalus davidii var. acutidentatus