Potentilla tweedyi
| Potentilla tweedyi | |
|---|---|
| In central Washington, USA | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Rosales |
| Family: | Rosaceae |
| Genus: | Potentilla |
| Species: | P. tweedyi |
| Binomial name | |
| Potentilla tweedyi (Rydb.)J.T.Howell | |
| Synonyms | |
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Potentilla tweedyi, also known as Tweedy's mousetail and Tweedy's ivesia, is a species of perennial herb in the rose family. It is native to the Pacific Northwest in the United States, from Washington east to westernmost Montana.