Potentilla kingii

Potentilla kingii
P. k. var. eremica
Conservation status
Vulnerable  (NatureServe)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Rosales
Family:	Rosaceae
Genus:	Potentilla
Species:	P. kingii
Binomial name
Potentilla kingii (S.Watson) Greene
Synonyms
Horkelia kingii(S.Watson) Rydb. Ivesia kingiiS.Watson

Potentilla kingii, also known as King's mousetail, is a species of flowering plant in the rose family. ^[1]

It is native to the southwestern United States, where it is known from eastern California, Nevada, and Utah.

Varieties

• Ivesia kingii var. kingii, the King's Mousetail, or the King's ivesia, is known from California, Nevada, and Utah. ^[2]
• Ivesia kingii var. eremica, the Ash Meadows Mousetail, or the Ash Meadows ivesia, is endemic to Ash Meadows in the Amargosa Desert, in Nye County, Nevada, on the California-Nevada border. ^[3] It is federally listed as a threatened species of the United States and is listed as a critically endangered and fully protected species by the State of Nevada. ^{[4] [5] [6]}

References

1. "Potentilla kingii (S.Watson) Greene | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 2024-06-12.
2. NatureServe. "Ivesia kingii var. kingii". explorer.natureserve.org. Retrieved 2025-10-22.
3. Ivesia kingii. The Nature Conservancy.
4. USFWS. var. eremica. Species Profile.
5. Nevada Division of Natural Heritage (April 2025). "NDNH Current Track List". heritage.nv.gov. Retrieved 2025-10-22.
6. "NAC: CHAPTER 527 - PROTECTION AND PRESERVATION OF TIMBERED LANDS, TREES AND FLORA". www.leg.state.nv.us. Retrieved 2025-10-22.

External links

Media related to Potentilla kingii at Wikimedia Commons