Oxytropis deflexa (Pall.) Dc.

Nodding locoweed (en)

Species

Angiosperms > Fabales > Fabaceae > Oxytropis

Characteristics

Herbs, 2-12 cm tall, caulescent or less commonly acaules­cent, with (0 or)1-7 apparent internodes, from a few-or sev­eral-headed caudex, subprostrate, with spreading or retrorse trichomes. Stipules lanceolate, herbaceous, with long trichomes, basally adnate to petiole, apex acute. Leaves 5-20 cm, (15-)21-31(-41)-foliolate; leaflet blades ovate-oblong, ovate, lanceo­late-oblong, or lanceolate, 5-25 × 2-8 mm, both surfaces pilose or adaxially glabrous, base rounded, apex acute. Racemes at first dense, becoming lax, 13-30-flowered; peduncle 7-25 cm or sometimes longer, villous-pilose; bracts linear, almost as long as calyx, membranous. Flowers declined. Calyx campan­ulate, (3-)6-7(-8) mm, with white and black trichomes inter­mixed; lobes lanceolate, as long as or shorter than tube. Corolla pale bluish purple; standard 8-9 × ca. 5 mm, lamina obovate, apex rounded to emarginate; wings as long as standard, longer than keel, apex rounded; keel 8-9 mm, beak ca. 1 mm. Legume stipitate; stipe 2-4 mm; body oblong-ovoid, 10-20 × 4-5 mm, pendulous, membranous, 1-locular, with spreading long tri­chomes, apex with a beak. Fl. and fr. Jun-Jul. 2n = 16.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.06 - 0.11
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

Steppe valleys of mountain rivers up to the timberline. Gravelly slopes, valleys, among shrubs; at elevations from 1,600-3,700 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

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

Cultivation

Can be grown by seedlings. Seeds needs soaking.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Oxytropis deflexa unspecified picture
Oxytropis deflexa unspecified picture

Distribution

Oxytropis deflexa world distribution map, present in Canada, China, Kazakhstan, Mongolia, Norway, Russian Federation, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:511422-1
WFO ID wfo-0000213910
COL ID 4BM3W
BDTFX ID 8068
INPN ID 84830
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Oxytropis deflexa Astragalus deflexus Spiesia deflexa Aragallus deflexus Oxytropis deflexa subsp. eznevii

Lower taxons

Oxytropis deflexa var. foliolosa Oxytropis deflexa subsp. deflexa Oxytropis deflexa var. sericea Oxytropis deflexa subsp. dezhnevii Oxytropis deflexa var. lapponica