Rock Garden Plants
Erigeron howellii (A.Gray) A.Gray trib. Astereae 
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FamilyASTERACEAE
Genus speciesErigeron howellii (A.Gray) A.Gray trib. Astereae
Habitatdry, stony grassland
Altitude500-1500m
Descriptionrootstock, leaves thin, glabrous, lower leaves elliptic to suborbiculate, long petiolate, stem leaves ovate, amplexicaule, capitula solitary, disc 12-20mm across
Size20-50cm
Colorwhite
Bloomspring, early summer
Ca
Typetuft
Cultivationsunny site with a deep, drained soil
alpine house, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 16-21°C
division in spring; cuttings in spring and 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

ASTERACEAE

Erigeron howellii (A.Gray) A.Gray, Syn. Fl. N. Amer. 1(2): 209 (1884)

Basionym:
Erigeron salsuginosus howellii A.Gray, Proc. Amer. Acad. Arts 16: 93 (1880)

Oregon, Washington
73 ORE WAS

500-1500m

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