Packera dimorphophylla var. paysonii
Sida 18: 386. 1998.
Common names: Payson’s groundsel
Endemic
Basionym: Senecio dimorphophyllus var. paysonii T. M. Barkley Trans. Kansas Acad. Sci. 65: 362. 1963
Revision as of 20:45, 27 May 2020 by imported>Volume Importer
Plants 10–35 cm. Stems 1 (lax), frequently 1–3 times branched. Basal leaves: petioles narrowly, if at all, winged, lengths 1–2 times blades; blades orbiculate to subreniform, 1–5+ × 1–4 cm, bases subcordate or abruptly contracted. Cauline leaves clasping; auriculate.
Phenology: Flowering early Jul–late Aug.
Habitat: Steep, rocky slopes, thin soils in alpine meadows
Elevation: 2700–3300 m
Distribution
Idaho, Mont., Nev., Wyo.
Discussion
Variety paysonii is known only from northwestern Wyoming, adjacent Montana and Idaho, and Elko County, Nevada. Its petioles are slender and their lengths are 1–2 times their blades.
Selected References
None.
Lower Taxa
None.