Trollius laxus
Trollius laxus is a rare[1] flowering plant species in the buttercup family, Ranunculaceae. It is native to North America and is considered to have two subspecies, one with a distribution is the east and one in the west. Common names for Trollius laxus include American globeflower[2] and American spreading globeflower.
Trollius laxus | |
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Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Order: | Ranunculales |
Family: | Ranunculaceae |
Genus: | Trollius |
Species: | T. laxus |
Binomial name | |
Trollius laxus Salisb. 1807 | |
Subspecies
The two subspecies of Trollius laxus are:
Subspecies albiflorus has a distribution over southwestern Canada and northwestern United States, while ssp. laxus has a range in the northeastern U.S., limited to parts of Connecticut, New Jersey, New York, Ohio and Pennsylvania.
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References
- Niering, William A.; Olmstead, Nancy C. (1985) [1979]. The Audubon Society Field Guide to North American Wildflowers, Eastern Region. Knopf. p. 743. ISBN 0-394-50432-1.
- "Trollius laxus". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 12 December 2015.
- "ssp. albiflorus". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 20 Dec 2011.
- "ssp. laxus". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 20 Dec 2011.
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