Family | BRASSICACEAE |
Genus species | Draba borealis DC. sect. Leucodraba |
Bibliography | Syst. Nat. 2: 342 (1821) |
Native Range | Russian Far East to n. Japan, Aleutian Islands to w. Canada |
Primary Biome | Subalpine or Subarctic |
Habitat | rocky slopes |
Altitude | 0-2400m |
Description | basal leaves in rosette. obovate-spathulate, obtuse, subentire, densely scabrously hirsute, stem leaves sessile, flowers 8-12 in compact raceme, petals 4-6mm long |
Size | 5-20cm |
Color | white |
Bloom | spring |
Ca | |
Type | subshrub |
Cultivation | rock crevices with favourable water regime, eastern slopes alpine house, poor, drained soil, shading in summer |
Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C cuttings of rosettes in late summer |
Synonyms | Draba borealis var. arctoborealis V.V.Petrovsky Draba borealis var. foliosa Regel & Tiling Draba borealis f. hebecarpa Pohle Draba borealis var. interior V.V.Petrovsky Draba borealis var. kurilensis (Turcz.) F.Schmidt Draba borealis f. leiocarpa Pohle Draba borealis var. maxima (Hultén) S.L.Welsh Draba borealis var. ochotensis (Regel & Tiling) O.E.Schulz Draba hirsuta Turcz. Draba hirta var. ochotensis Regel & Tiling Draba incana var. borealis (DC.) Torr. & A.Gray Draba kurilensis (Turcz.) N.Busch Draba kurilensis var. leiocarpa Pohle Draba maxima Hultén Draba unalaschkiana DC. Draba wormskjoldii Fisch. ex Spreng. Odontocyclus kurilensis Turcz. Schivereckia contorta Andrz. ex Besser |
Territory | 3 Asia-Temperate 31 Russian Far East (KAM Kamchatka, KHA Khabarovsk, KUR Kuril Is., MAG Magadan, SAK Sakhalin) 38 Eastern Asia (JAP Japan) 7 Northern America 70 Subarctic America (ALU Aleutian Is., ASK Alaska, NUN Nunavut, NWT Northwest Territories, YUK Yukon) 71 Western Canada (ABT Alberta, BRC British Columbia) |