Rock Garden Plants
Oenothera brachycarpa A.Gray sect. Megapterium 
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FamilyONAGRACEAE
Genus speciesOenothera brachycarpa A.Gray sect. Megapterium
SynonymsOenothera australis (Wooton & Standl.) Tidestr.
 Oenothera wrightii A.Gray
Habitatsandy grassland
Altitude1000-2600m
Descriptiontaproot , leaves lanceolate to elliptic, grey-green, strigose, irregularly pinnatifid, terminal segment large, flowers 1-3, open up morning, petals 4-6cm, anthers yellow
Size5-20cm
Colorpale yellow
Bloomsummer
Ca+
Typetuft
Cultivationsunny site with a poor, sandy soil
alpine house, sandy soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 18-21°C
Territory Northern America
     North-Central U.S.A. (Kansas )
     Southwestern U.S.A. (Arizona , Nevada )
     South-Central U.S.A. (New Mexico , Texas )
     Mexico (Mexico Northeast , Mexico Northwest)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

ONAGRACEAE

Oenothera brachycarpa A.Gray, Smithsonian Contr. Knowl., 3(5): 70 (1852)

Synonyms:
Lavauxia brachycarpa (A.Gray) Britton
Megapterium brachycarpum (A.Gray) Rydb.

Lavauxia wrightii (A.Gray) Small
Megapterium brachycarpum wrightii (A.Gray) Rydb.
Oenothera australis (Wooton & Standl.) Tidestr.
Oenothera brachycarpa stenophylla H.Lév.
Oenothera brachycarpa typica Munz
Oenothera brachycarpa wrightii (A.Gray) H.Lév.
Oenothera wrightii A.Gray
Pachylophus australis Wooton & Standl.

Kansas, s. USA, n. Mexico
74 KAN 76 ARI NEV 77 NWM TEX 79 MXE MXN

1000-2600m

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