Rock Garden Plants
Draba  ruaxes Payson & H.St.John   
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FamilyBRASSICACEAE
Genus species var.Draba  ruaxes Payson & H.St.John 
SynonymsDraba exalata Ekman
 Draba ventosa var. ruaxes (Payson & H.St.John) C.L.Hitchc.
Territory Subarctic AmericaWestern CanadaNorthwestern U.S.A.AlaskaBritish ColumbiaWashingtonYukon
rocks and scree
Altitude500-2400m
Description lower leaves subsessile, oblanceolate, 3-10mm, pubescent, ciliate, stem leaves 0, flowers 4-10 in raceme, sepals ovate, petals obovate, 4-6mm, silicles elliptic, pubescent
Size2-6cm
Colorbright yellow
Bloomlate spring, summer
Ca
Typerosette, tuft
Cultivationrock crevices with favourable water regime, eastern slopes
alpine house, poor, drained soil, shading in summer
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
rosette cuttings in late summer
BibliographyFlora of North America www.eFloras.org
USDA Plants Database plants.usda.gov
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý