Rock Garden Plants
Boykinia occidentalis Torr. & A.Gray  
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FamilySAXIFRAGACEAE
Genus speciesBoykinia occidentalis Torr. & A.Gray 
SynonymsBoykinia elata (Nutt.) Greene
 Boykinia nuttallii Macoun
 Saxifraga elata Nutt
Habitatthickets and woods
Altitude0-1700m
Descriptionleaves 3-8cm wide, orbiculate, shortly 5-7-lobate, dentate, adaxially more or less shiny, flowers in lax panicle
Size15-60cm
Colorwhite
Bloomsummer
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
Territory Northern America
     Western Canada (British Columbia )
     Northwestern U.S.A. (Oregon , Washington )
     Southwestern U.S.A. (California)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

SAXIFRAGACEAE

Boykinia occidentalis Torr. & A.Gray, Fl. N. Amer. [Torrey & A.Gray] 1(4): 577 (1840)

Synonyms:
Boykinia elata occidentalis (Torr. & A.Gray) Rosend. ex Engl.
Therofon occidentale (Torr. & A.Gray) Kuntze

Boykinia elata (Nutt.) Greene
Boykinia nuttallii Macoun
Boykinia occidentalis cincinnata (Rosend. & Rydb.) Rosend.
Boykinia occidentalis elata (Nutt.) A.Gray
Boykinia vancouverensis (Rydb.) Fedde
Saxifraga elata Nutt.
Saxifraga microcarpa A.M.Johnson
Therofon cincinnatum Rosend. & Rydb.
Therofon elatum (Nutt.) Greene
Therofon vancouverense Rydb.

British Columbia, w. USA
71 BRC 73 ORE WAS 76 CAL

0-1700m

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