Rock Garden Plants
Oxytropis nigrescens (Pall.) Fisch. ex DC. sect. Arctobia 
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FamilyFABACEAE
Genus speciesOxytropis nigrescens (Pall.) Fisch. ex DC. sect. Arctobia
SynonymsAstragalus nigrescens Pall.
 Oxytropis coluteoides Vassilcz.
Habitattundra
Altitudearctic-subarctic
Descriptionacaulescent, leaves 3-5cm, leaflets 4-9 pairs, lanceolate, acute, 3-7mm, white hirsute, raceme 2-3-flowered, flowers 17-20mm long, pod oblong, black hirsute, bilocular
Size1-5cm
Colorpink
Bloomsummer
Ca
Typetuft
Cultivationhumous, moist, but in winter drier, semi-shady site
alpine house, moist, humous soil, shading in summer
Propagationscarified seed in spring, germ. 1-3 months, 10-13°C
cuttings in late summer
Territory Asia-Temperate
     Siberia (Chita , Krasnoyarsk , Yakutskiya )
     Russian Far East (Khabarovsk , Magadan )
Northern America
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

FABACEAE

Oxytropis nigrescens (Pall.) Fisch. ex DC., Prodr. [A.P.de Candolle] 2: 278 (1825)

Basionym:
Astragalus nigrescens Pall., Sp. Astragal. 65 (1800)

Synonyms:
Aragallus nigrescens (Pall.) A.Heller
Spiesia nigrescens (Pall.) Kuntze

arctic-subarctic
=============================================================================
nigrescens typica ined.

Synonyms:
Oxytropis coluteoides Vassilcz.

Siberia, Russian Far East
30 CTA KRA YAK 31 KHA MAG

nigrescens lonchopoda Barneby, Leafl. W. Bot. 10: 23 (1963)

Yukon
70 YUK

nigrescens uniflora (Hook.) Barneby, Proc. Calif. Acad. Sci., ser. 4. 27: 209 (1952)

Basionym:
Oxytropis arctica uniflora Hook., App. Parry J. Sec. Voy. 396 (1825)

Synonyms:
Astragalus nigrescens arctobia (Bunge) Tidestr.
Oxytropis arctobia Bunge
Oxytropis arctobia hyperarctica Polunin
Oxytropis nigrescens albida Lepage
Oxytropis nigrescens arctobia (Bunge) A.Gray
Spiesia arctobia (Bunge) Kuntze

Subarctic America, Canada
70 NUN NWT YUK 71 ABT BRC MAN SAS 72 LAB NBR NFL NSC ONT QUE

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