Rock Garden Plants
Pulsatilla occidentalis (S.Watson) Freyn  
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FamilyRANUNCULACEAE
Genus speciesPulsatilla occidentalis (S.Watson) Freyn 
SynonymsAnemone occidentalis S.Watson
 Preonanthus occidentalis (S.Watson) Skalický
Habitatgrassland
Altitude500-3700m
Descriptiondensely villose, leaves long petiolate, ternate, leaflets 2-3-pinnatipartite, ultimate segments linear, petals ovate-oblong, broadly rounded, 2-3cm long
Size10-40cm
Colorwhite
Bloomspring, summer
Ca
Typetuft
Cultivationmesic, slightly humous, sunny site
alpine house, moist, rich, drained soil, sun
Propagationseed in winter, barely covered, germ. 3-6 months, 13-16°C
basal cuttings in fall
Territory Northern America
     Western Canada (Alberta , British Columbia )
     Northwestern U.S.A. (Idaho , Montana , Oregon , Washington )
     Southwestern U.S.A. (California)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

RANUNCULACEAE

Pulsatilla occidentalis (S.Watson) Freyn, Deutsche Bot. Monatsschr. 8: 78 (1890)

Basionym:
Anemone occidentalis S.Watson, Proc. Amer. Acad. Arts 11: 121 (1876)

Synonyms:
Preonanthus occidentalis (S.Watson) Skalický

Anemone occidentalis subpilosa Hardin

w. Canada, nw. USA, California
71 ABT BRC 73 IDA MNT ORE WAS 76 CAL

500-3700m

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