Antennaria rosea subsp. arida
Brittonia 41: 57. 1989.
Common names: Desert pussytoes
Endemic
Basionym: Antennaria arida E. E. Nelson Bot. Gaz. 27: 210. 1899
Synonyms: Antennaria arida subsp. viscidula E. E. Nelson Antennaria scariosa (E. E. Nelson) A. Nelson ex Rydberg Antennaria viscidula
Treatment appears in FNA Volume 19. Treatment on page 409.
Plants 19–30 cm. Stolons 1.5–4.5 cm. Basal leaves spatulate to narrowly cuneate, 10–20 mm, faces gray-pubescent. Cauline leaves 9–26 mm. Heads usually 6–12. Involucres: pistillate 6.5–8 mm. Phyllaries distally white, pink, green, red, or brown. Corollas: pistillate 3.5–6 mm. Pappi: pistillate 5–6 mm. 2n = 42, 56, (70).
Phenology: Flowering summer.
Habitat: Dry to moist habitats, tundra, rock outcrops, fields, meadows, forests, savannas, and roadcuts, other similarly disturbed places
Elevation: 0–3800 m
Distribution
Alta., B.C., Nfld. and Labr. (Nfld.), Que., Sask., Yukon, Alaska, Ariz., Calif. (unconfirmed), Colo., Idaho, Maine, Mont., Nev., N.Mex., Oreg., S.Dak., Utah, Wash., Wyo.
Discussion
Subspecies arida is most closely related to Antennaria microphylla (R. J. Bayer 1989e), as shown by their similar morphologies.
Selected References
None.
Lower Taxa
None.