Chrysothamnus viscidiflorus subsp. axillaris

(D. D. Keck) L. C. Anderson

Great Basin Naturalist 40: 118. 1980.

Common names: Inyo rabbitbrush
Basionym: Chrysothamnus axillaris D. D. Keck Aliso 4: 104. 1958
Treatment appears in FNA Volume 20. Treatment on page 192.

Plants 10–50 cm. Stems glabrous. Leaf blades green, 1-nerved, filiform, terete, 10–30 × 0.5–1 mm, not twisted, margins obscurely involute, not noticeably ciliate, apices acicular, faces hairy. Heads in rounded cymiform arrays. Involucres ± turbinate to obconic, 5–6 mm. Phyllaries 14–24 in 4–5 series, in 4–5 weak vertical ranks, (spreading at maturity) green to brown subapical patch, midnerves glandular-thickened distally, convex or weakly keeled, broadly linear to linear-oblong, unequal, margins scarious, eciliate or distally erose-ciliolate, apices sharply acute or apiculate, flat, faces glabrous. Disc florets 3–5; corollas 3.5–5 mm, lobes 1–1.2 mm. 2n = 18.

Phenology: Flowering summer–fall.
Habitat: Desert slopes in granitic sand
Elevation: 1300–2000 m



Ariz., Calif., Colo., Nev., Utah.


Selected References


Lower Taxa

Lowell E. Urbatsch +, Roland P. Roberts +  and Kurt M. Neubig +
(D. D. Keck) L. C. Anderson +
Chrysothamnus axillaris +
Inyo rabbitbrush +
Ariz. +, Calif. +, Colo. +, Nev. +  and Utah. +
1300–2000 m +
Desert slopes in granitic sand +
Flowering summer–fall. +
Great Basin Naturalist +
Vanclevea +
Chrysothamnus viscidiflorus subsp. axillaris +
Chrysothamnus viscidiflorus +
subspecies +