Antennaria rosea subsp. arida

(E. E. Nelson) R. J. Bayer
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

V19-663-distribution-map.gif

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.

Randall J. Bayer +
(E. E. Nelson) R. J. Bayer +
Antennaria arida +
Desert pussytoes +
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. +  and Wyo. +
0–3800 m +
Dry to moist habitats, tundra, rock outcrops, fields, meadows, forests, savannas, and roadcuts, other similarly disturbed places +
Flowering summer. +
Antennaria arida subsp. viscidula +, Antennaria scariosa +  and Antennaria viscidula +
Antennaria rosea subsp. arida +
Antennaria rosea +
subspecies +