Rock Garden Plants
Erysimum occidentale (S.Watson) B.L.Rob.  
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FamilyBRASSICACEAE
Genus speciesErysimum occidentale (S.Watson) B.L.Rob. 
SynonymsCheiranthus occidentalis S.Watson
Habitatsands
Altitude50-700m
Descriptiongreyish, scabrous, basal leaves numerous, 4-8cm long, linear-oblanceolate, subentire, petals 6-10mm long, siliques ascendent-erect, compressed, 7cm long; monocarpic
Size5-40cm
Colorbright yellow
Bloomspring
Ca
Typetuft
Cultivationsunny site with a poor, sandy soil
alpine house, sandy soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Oregon , Washington)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

BRASSICACEAE

Erysimum occidentale (S.Watson) B.L.Rob., Syn. Fl. N. Amer. [A.Gray] 1(1): 144: 1895

Basionym:
Cheiranthus occidentalis S.Watson, Proc. Amer. Acad. Arts 23: 261 (1888)

Synonyms:
Cheirinia occidentalis (S.Watson) Tidestr.

Oregon, Washington
73 ORE WAS

50-700m

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