Hartmaniella oxyphylla
| Hartmaniella oxyphylla | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Caryophyllaceae |
| Genus: | Pseudostellaria |
| Species: | P. oxyphylla
|
| Binomial name | |
| Pseudostellaria oxyphylla (B.L.Rob.) R.L.Hartm. & Rabeler
| |
| Synonyms | |
|
Stellaria oxyphylla B.L. Rob. | |
Pseudostellaria oxyphylla, the robust starwort[1] or Robinson's starwort, is a rare plant species endemic to Idaho, known only from Kootenai and Shoshone Counties. It grows along streambanks in conifer forests at elevations of 800–900 m.[2]
Pseudostellaria oxyphylla is an annual herb with fibrous roots. Stems are 4-angled, up to 30 cm long, with a thin line of hairs along one side. Leaves are narrow, up to 12 cm long. Flowers have green sepals and white petals.[2][3][4][5]
References
- ^ NRCS. "Stellaria oxyphylla". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 1 December 2015.
- ^ a b Flora of North America vol 5.
- ^ Hartman, Ronald Lee & Rabeler, Richard Kevin. 2004. Pseudostellaria oxyphylla (Caryophyllaceae), a long overlooked species from northern Idaho. Sida 21(1): 175-179.
- ^ Robinson, Benjamin Lincoln. 1898. New species and extended ranges of North American Caryophyllaceae. Botanical Gazette 25(3): 165–171..
- ^ Hitchcock, C. Leo, & Arthur Cronquist. 1959-1965. Flora of the Pacific Northwest: An Illustrated Manual. University of Washington Press, Seattle. ISBN 978-0-295-95273-4