Rock Garden Plants
Boykinia  major A.Gray   
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FamilySAXIFRAGACEAE
Genus species var.Boykinia  major A.Gray 
SynonymsTherofon major (A.Gray) Kuntze
Territory Northwestern U.S.A.Southwestern U.S.A.CaliforniaIdahoMontanaOregon
thickets and woods
Altitude200-2200m
Description leaves 10-20cm wide, orbiculate to renirom, 5-7-lobate, lobes incised and dentate, dark green, flowers small in compact corymb
Size50-130cm
Colorwhite
Bloomsummer, autumn
Ca-
Typetuft
Cultivationcold, shady site with a humous, moist soil
alpine house, moist, humous soil, shade
Propagationseed in spring, barely covered, germ. 3-6 months, 16-18°C
division in early spring
BibliographyFlora of North America www.eFloras.org
USDA Plants Database plants.usda.gov
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý