Pseudotrillium
| Pseudotrillium | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Monocots |
| Order: | Liliales |
| Family: | Melanthiaceae |
| Genus: | Pseudotrillium S.B. Farmer |
| Species: | P. rivale |
| Binomial name | |
| Pseudotrillium rivale (S.Wats.) S. B. Farmer |
|
| Synonyms | |
|
Trillium rivale |
|
Pseudotrillium is a proposed monotypic genus of flowering plants containing the single species Pseudotrillium rivale, which is known by the common name brook wakerobin. The genus was proposed in 2002 on the basis of morphology and molecular evidence that suggest the plant should no longer be included in genus Trillium.[1]
This species is endemic to the Siskiyou Mountains of southern Oregon and northern California, usually on soils of ultramafic origin, such as serpentine.
Pseudotrillium is a rhizomatous perennial growing up to 20 centimeters in height. The three bracts have generally lance-shaped blades up to 11 centimeters long borne on petioles. The blades are glossy blue-green with silvery venations. Atop the whorl of bracts is a single nodding non-fragrant flower with green sepals and pink-blushed white petals up to 3 centimeters long by 2 wide.
[edit] References
- ^ Farmer, S. B. and E. E. Schilling. (2002). Phylogenetic analyses of Trilliaceae based on mophological and molecular data. Systematic Botany 27:4 674-92.
[edit] External links
- Jepson Manual Treatment: Trillium rivale
- USDA Plants Profile: Trillium rivale
- Flora of North America: Trillium rivale
- Photo gallery: Trillium rivale
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