Oenothera lavandulifolia
| Oenothera lavandulifolia | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Myrtales |
| Family: | Onagraceae |
| Genus: | Oenothera |
| Species: | O. lavandulifolia
|
| Binomial name | |
| Oenothera lavandulifolia | |
| Synonyms[1] | |
|
List
| |
Oenothera lavandulifolia, commonly called lavender leaf sundrops, is a low-growing perennial plant in the evening primrose family found in the Colorado Plateau and Canyonlands region of the southwestern United States.[2]: 101 [3]
Inflorescence and fruit
From May to July it blooms with striking yellow flowers that fade to shades of orange or lavender as the flower dries up.[2]: 101
Taxonomy
Oenothera lavandulifolia was scientifically described and named by John Torrey and Asa Gray in 1840. It is part of the genus Oenothera in the family Onagraceae. It has no accepted subspecies or varieties, but it has 6 synonyms. It has, at times, been considered a variety or subspecies of Oenothera hartwegii.[1]
| Name | Year | Rank | Notes |
|---|---|---|---|
| Calylophus hartwegii subsp. lavanulifolia (Torr. & A.Gray) Towner & Raven | 1970 | subspecies | ≡ hom. |
| Calylophus hartwegii var. lavanulifolia (Torr. & A.Gray) Shinners | 1964 | variety | ≡ hom. |
| Calylophus lavandulifolia (Torr. & A.Gray) P.H.Raven | 1964 | species | ≡ hom. |
| Galpinsia lavandulifolia (Torr. & A.Gray) Small | 1903 | species | = het. |
| Oenothera hartwegii var. lavandulifolia (Torr. & A.Gray) S.Watson | 1873 | variety | = het. |
| Oenothera lavandulifolia var. typica Munz | 1929 | variety | = het., not validly publ. |
| Notes: ≡ homotypic synonym; = heterotypic synonym | |||
Habitat and range
It grows in blackbrush scrub and mixed desert shrub up into pinyon juniper woodland and ponderosa pine forest communities, as far north as South Dakota, and up to 8,500 feet (2,600 m) in elevation in the southwest.[2]: 101
References
- ^ a b c "Oenothera lavandulifolia Torr. & A.Gray". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 13 September 2025.
- ^ a b c Canyon Country Wildflowers, Damian Fagan, 2nd ed., 2012, Morris Bush Publishing, LLC. in cooperation with Canyonlands Natural History Association, ISBN 978-0-7627-7013-7
- ^ NRCS. "Calylophus lavandulifolius". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 24 May 2018.