Oenothera hartwegii
| Oenothera hartwegii | |
|---|---|
 
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| At the Huntington Library, Art Museum and Botanical Gardens | |
 
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| Near Sierra Vista, Arizona | |
| Scientific classification  | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Eudicots | 
| Clade: | Rosids | 
| Order: | Myrtales | 
| Family: | Onagraceae | 
| Genus: | Oenothera | 
| Species: | O. hartwegii 
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| Binomial name | |
| Oenothera hartwegii | |
| Synonyms[1] | |
| 
 List 
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Oenothera hartwegii (syn. Calylophus hartwegii), Hartweg's sundrops, is a species of flowering plant in the evening primrose family Onagraceae.[2] It is native to the desert southwest of the United States, and to northern and western Mexico.[1] A perennial usually 30 to 45 cm (12 to 18 in) tall and 60 cm (24 in) wide, it is used locally as a drought-resistant ground cover.[2]
Subtaxa
The following subspecies are accepted:[1]
- Oenothera hartwegii subsp. fendleri (A.Gray) W.L.Wagner & Hoch – Arizona, New Mexico, Kansas, Oklahoma, Texas, northeastern Mexico
 - Oenothera hartwegii subsp. filifolia (Eastw.) W.L.Wagner & Hoch – New Mexico, Texas, northeastern Mexico
 - Oenothera hartwegii subsp. hartwegii – Colorado, Texas, northern and western Mexico
 - Oenothera hartwegii subsp. maccartii (Shinners) W.L.Wagner & Hoch – Texas, northeastern Mexico
 - Oenothera hartwegii subsp. pubescens (A.Gray) W.L.Wagner & Hoch – Arizona, New Mexico, Colorado, Kansas, Oklahoma, Texas, northeastern Mexico
 
References
- ^ a b c "Oenothera hartwegii Benth". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 5 December 2023.
 - ^ a b "Calylophus hartwegii". Campus Arboretum. University of Arizona. 2012. Retrieved 5 December 2023. 
Botanical Synonyms: Oenothera hartwegii
 
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