Potentilla thurberi var. atrorubens

(Rydberg) Kearney & Peebles

J. Wash. Acad. Sci. 29: 481. 1939.

Basionym: Potentilla atrorubens Rydberg Bull. Torrey Bot. Club 24: 11, plate 288. 1897
Treatment appears in FNA Volume 9. Treatment on page 149.

Leaflets: teeth apex acute, abaxial surfaces ± white to white, straight hairs usually dense on veins, cottony hairs sparse to dense.


Phenology: Flowering summer.
Habitat: Dry grassy slopes, moist meadows and forests, oak and conifer woodlands
Elevation: 1800–2900 m

Distribution

V9 217-distribution-map.jpg

Ariz., N.Mex., Mexico (Chihuahua, Sonora).

Discussion

Selected References

None.

Lower Taxa

None.
Barbara Ertter +  and James L. Reveal +
(Rydberg) Kearney & Peebles +
Potentilla atrorubens +
Ariz. +, N.Mex. +, Mexico (Chihuahua +  and Sonora). +
1800–2900 m +
Dry grassy slopes, moist meadows and forests, oak and conifer woodlands +
Flowering summer. +
J. Wash. Acad. Sci. +
Potentilla sect. Haematochrus +  and Haematochrus +
Potentilla thurberi var. atrorubens +
Potentilla thurberi +
variety +