Astragalus porphyreus Podlech & L.R.Xu

Species

Angiosperms > Fabales > Fabaceae > Astragalus

Characteristics

Plants 2-4 cm tall, acaulescent, densely caespitose, only white hairy. Leaves 0.8-1.5 cm; stipules 5-6 mm, adnate to petiole for ca. 3 mm, loosely to rather densely covered with basifixed, subappressed hairs up to 1 mm; petiole 0.3-0.7 cm, like rachis very densely covered with medifixed, appressed hairs 0.4-0.6 mm; leaflets in 1 or 2 pairs, obovate, 3-6 × 1.2-3 mm, mostly boot-shaped or folded, especially toward apex, abaxially somewhat densely and adaxially loosely to rather densely covered with appressed, medifixed hairs 0.3-0.5 mm. Racemes sessile, 1-or 2-flowered; bracts ca. 3 mm, with basi­fixed hairs 0.5-1 mm. Calyx 8-9 mm, densely to rather densely covered with subbasifixed to basifixed, spreading, tangled hairs 0.5-1 mm; teeth 2-2.5 mm. Petals purplish in life, whitish yel­lowish when dry; standard oblong, 16-17 × 4.5-5.5 mm, below middle constricted, base angular-auriculate, somewhat abruptly contracted into short claw, apex emarginate; wings 14-15 mm; keel 12-13 mm. Ovary sessile, white hairy. Legumes unknown.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.02 - 0.04
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Vigor -
Productivity -

Distribution

Astragalus porphyreus world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:60447050-2
WFO ID wfo-0001280932
COL ID 687QF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Astragalus porphyreus