Rock Garden Plants
Arabis  microphylla var. thompsonii Rollins   
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FamilyBRASSICACEAE
Genus species var.Arabis  microphylla var. thompsonii Rollins 
SynonymsBoechera cascadensis Windham & Al-Shehbaz
Territory Northwestern U.S.A.Washington
rocks
Altitude1800-1900m
Description lower leaves linear-oblanceolate, entire, ciliate, densely pubescent, stem leaves 4-6, auriculate, inflorescence 3-11-flowered, sepals glabrous, petals 5-6mm
Size5-20cm
Colorlavender-blue
Bloomsummer
Ca+
Typesubshrub
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
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