Rock Garden Plants
Viola  orbiculata (A.Gray) B.D.Jacks.  sect. Viola 
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FamilyVIOLACEAE
Genus species var.Viola  orbiculata (A.Gray) B.D.Jacks.  sect. Viola
SynonymsViola sarmentosa var. orbiculata A.Gray (basionym]
 Viola sempervirens ssp. orbiculata (A.Gray] M.S.Baker
 Viola sempervirens var. orbiculata (Hook.) J.K.Henry
Territory Western CanadaNorthwestern U.S.A.AlbertaBritish ColumbiaIdahoMontanaOregonWashingtonWyoming
thickets and woods
Altitudemontane-subalpine
Description acaulescent, leaves orbiculate or broadly ovate, cordate, crenate-serrate, glabrous, dark green, usually flatways on ground, petals at base purple striate
Size5-10cm
Coloryellow
Bloomspring
Ca
Typecarpet
Cultivationcold, shady site with a humous, moist soil
alpine house, moist, humous soil, shade
Propagationseed in winter, barely covered, germ. 1-3 months, 13-16°C
division after flowering and in fall
BibliographyHitchcock, C.L.: Vascular Plants of the Pacific Northwest
USDA Plants Database plants.usda.gov
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý