Ericameria parryi var. nevadensis |
Ericameria parryi var. montana |
|
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Nevada rabbitbrush, Parry's rabbitbrush |
mountain rabbitbrush, Parry's rabbitbrush |
|
Habit | Plants 20–60 cm. | Plants 10–20 cm (intricately branched). |
Leaves | moderately crowded, green to gray; blades 1-nerved, linear, 15–40 × 0.5–3 mm, faces densely tomentulose, gland-dotted, resinous; distalmost seldom overtopping arrays. |
moderately crowded, green; blades 1-nerved, linear, 20–35 × 1–2 mm, faces glabrous, viscidulous; distal overtopping arrays. |
Involucres | 11–15 mm. |
10–11.5 mm. |
Florets | 4–6; corollas clear yellow, 9–10.5 mm, tubes glabrous or sparsely hairy, throats gradually dilated, lobes 1–1.5 mm. |
(4–)5–12; corollas yellow, 9–10 mm, tubes finely glandular-puberulent, throats gradually dilated, lobes 1.4–1.7 mm. |
Phyllaries | 24–28, chartaceous, apices ± recurved (tan or greenish), attenuate. |
(11–)13–18, ± chartaceous, outer apices long-acuminate, herbaceous, inner acuminate (viscidulous). |
Heads | 5–10+ in racemiform to narrowly paniculiform arrays. |
2–5 in ± cymiform arrays or borne singly. |
2n | = 18. |
= 18. |
Ericameria parryi var. nevadensis |
Ericameria parryi var. montana |
|
Phenology | Flowering late summer–fall. | Flowering late summer–fall. |
Habitat | Scrub, open yellow-pine forests, rarely on serpentine | Rocky slopes near timberline |
Elevation | 1100–3300 m (3600–10800 ft) | ca. 2900 m (ca. 9500 ft) |
Distribution |
AZ; CA; NV; OR; UT |
ID; MT |
Discussion | In California, var. nevadensis is found in the central and northern Sierra Nevada and in the Great Basin. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. Variety montana is known only from Red Conglomerate Peaks at the Idaho/Montana border. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 20, p. 74. | FNA vol. 20, p. 74. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | Linosyris howardii var. nevadensis, Chrysothamnus parryi subsp. nevadensis | Chrysothamnus parryi subsp. montanus |
Name authority | (A. Gray) G. L. Nesom & G. I. Baird: Phytologia 75: 89. (1993) | (L. C. Anderson) G. L. Nesom & G. I. Baird: Phytologia 75: 89. (1993) |
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