Rock Garden Plants
Oenothera howardii (A.Nelson) W.L.Wagner sect. Megapterium 
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FamilyONAGRACEAE
Genus speciesOenothera howardii (A.Nelson) W.L.Wagner sect. Megapterium
SynonymsLavauxia howardii A.Nelson
Habitatamerican prairie
Altitude1800-3000m
Descriptionacaulescent, grey strigose, leaves oblanceolate or spathulate, pinnatifid to entire, 5-15cm, flowers few, axillary, sepals narrow, revolute, petals 4-5cm long
Size5-10cm
Coloryellow
Bloomlate spring, summer
Ca
Typetuft
Cultivationsunny site with a deep, drained soil
alpine house, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 18-21°C
division in fall; cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Colorado )
     Southwestern U.S.A. (Utah)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

ONAGRACEAAE

Oenothera howardii (A.Nelson) W.L.Wagner, Ann. Missouri Bot. Gard. 70(1): 195 (1983)

Basionym:
Lavauxia howardii A.Nelson, Bot. Gaz. 34(5): 368 (1902)

Colorado, Utah
73 COL 76 UTA

1800-3000m

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