Penstemon linarioides var. coloradoensis

(A. Nelson) C. C. Freeman

PhytoKeys 80: 35. 2017.

Endemic
Basionym: Penstemon coloradoensis A. Nelson Bull. Torrey Bot. Club 26: 355. 1899
Synonyms: P. linarioides subsp. coloradoensis (A. Nelson) D. D. Keck
Treatment appears in FNA Volume 17. Treatment on page 104. Mentioned on page 105.

Stems 10–30 cm. Leaves moderately to densely retrorsely hairy, hairs appressed, white, scalelike, cauline 4–23 × 0.8–2 mm, blade oblanceolate to linear. Flowers: staminode: distal 1 mm densely pilose, hairs yellow, to 0.8 mm, rest of distal 3–4 mm glabrous or sparsely pilose (with much shorter hairs). 2n = 16.


Phenology: Flowering Jun–Jul.
Habitat: Sagebrush shrublands, pinyon-juniper and scrub oak woodlands.
Elevation: 2100–2600 m.

Discussion

Variety coloradoensis is known from northeastern Arizona (Apache and Navajo counties), southwestern Colorado (Dolores, La Plata, Montezuma, and San Miguel counties), and northwestern New Mexico (Rio Arriba and San Juan counties).

A decoction made from var. coloradoensis is used as a gynecological aid by the Ramah Navajo of western New Mexico (D. E. Moerman 1998).

Selected References

None.

Lower Taxa

None.
Craig C. Freeman +
(A. Nelson) C. C. Freeman +
Penstemon coloradoensis +
Ariz. +, Colo. +  and N.Mex. +
2100–2600 m. +
Sagebrush shrublands, pinyon-juniper and scrub oak woodlands. +
Flowering Jun–Jul. +
P. linarioides subsp. coloradoensis +
Penstemon linarioides var. coloradoensis +
Penstemon linarioides +
variety +