Rock Garden Plants
Helianthella parryi A.Gray trib. Heliantheae 
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FamilyASTERACEAE
Genus speciesHelianthella parryi A.Gray trib. Heliantheae
Habitatgrassland and thickets
Altitude2400-3600m
Descriptionstem leaves usually 5-veined, oblanceolate or spathulate, scabrous-pubescent, capitula 1-3, pendent, involucre hemispherical, bracts lanceolate, ciliate, ligules 25-30mm
Size20-50cm
Colorpale yellow
Bloomsummer
Ca
Typetuft
Cultivationmesic, slightly humous, semi-shady site
alpine house, moist, rich, drained soil, semi-shade
Propagationseed in spring, barely covered, germ. 1 month, 16-21°C
division in spring; cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Colorado )
     Southwestern U.S.A. (Arizona )
     South-Central U.S.A. (New Mexico)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

ASTERACEAE

Helianthella parryi A.Gray, Proc. Acad. Nat. Sci. Philadelphia 15: 65 (1864)

Colorado, Arizona, New Mexico
73 COL 76 ARI 77 NWM

2400-3600m

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(c) 1990-2021 RNDr. Pavel Slabý