Oenothera caespitosa | |
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var. marginata | |
Scientific classification | |
Kingdom: | Plantae |
(unranked): | Angiosperms |
(unranked): | Eudicots |
(unranked): | Rosids |
Order: | Myrtales |
Family: | Onagraceae |
Genus: | Oenothera |
Species: | O. caespitosa |
Binomial name | |
Oenothera caespitosa Nutt. |
Oenothera caespitosa, known commonly as tufted evening primrose, desert evening primrose, rock-rose evening primrose, or fragrant evening primrose, is a perennial plant of the genus Oenothera native to much of western and central North America. It produces a rosette of lobed or toothed leaves each up to 36 centimeters long around a woody caudex.
There are many subtaxa, referred to as subspecies or varieties.
Oenothera caespitosa grows to 10 centimeters (4 inches) tall. It is good for rock gardens. The 4-petaled white flowers open at dusk and wilt the next morning, turning pink.