Flora of North America species comparison

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Ericameria parryi var. imula

Ericameria parryi var. nevadensis
Photo is of parent taxon

low rabbitbrush, Parry's rabbitbrush
Photo is of parent taxon

Nevada rabbitbrush, Parry's rabbitbrush
Habit Plants 10–20 cm. Plants 20–60 cm.
Leaves

crowded, gray;

blades 1-nerved, spatulate to linear-spatulate, 10–15 × 2–3 mm, faces densely tomentose, eglandular;

distalmost not overtopping arrays.

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.
Involucres

10–12 mm.

11–15 mm.
Florets

10–18;

corollas 10–12 mm, tubes glabrous or sparsely villous, throats ± abruptly dilated, lobes 1.4–1.5 mm.

4–6;

corollas clear yellow, 9–10.5 mm, tubes glabrous or sparsely hairy, throats gradually dilated, lobes 1–1.5 mm.
Phyllaries

ca. 16, chartaceous, apices erect (outer sometimes herbaceous, reddish), abruptly acute.

24–28, chartaceous, apices ± recurved (tan or greenish), attenuate.
Heads

usually 3–5 in ± racemiform arrays.

5–10+ in racemiform to narrowly paniculiform arrays.
2n

= 18.

= 18.

Ericameria parryi var. imula

Ericameria parryi var. nevadensis
Phenology Flowering late summer–fall. Flowering late summer–fall.
Habitat Dry flats and yellow-pine forests Scrub, open yellow-pine forests, rarely on serpentine
Elevation 2000–2200 m (6600–7200 ft) 1100–3300 m (3600–10800 ft)
Distribution
from FNA
CA
[BONAP county map]
from FNA
AZ; CA; NV; OR; UT
[BONAP county map]
Discussion

Variety imula is known only from southern San Bernardino County.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

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.)
Source FNA vol. 20, p. 73. FNA vol. 20, p. 74.
Parent taxa Asteraceae > tribe Astereae > Ericameria > Ericameria parryi Asteraceae > tribe Astereae > Ericameria > Ericameria parryi
Sibling taxa
E. parryi var. affinis, E. parryi var. aspera, E. parryi var. attenuata, E. parryi var. howardii, E. parryi var. latior, E. parryi var. monocephala, E. parryi var. montana, E. parryi var. nevadensis, E. parryi var. parryi, E. parryi var. salmonensis, E. parryi var. vulcanica
E. parryi var. affinis, E. parryi var. aspera, E. parryi var. attenuata, E. parryi var. howardii, E. parryi var. imula, E. parryi var. latior, E. parryi var. monocephala, E. parryi var. montana, E. parryi var. parryi, E. parryi var. salmonensis, E. parryi var. vulcanica
Synonyms Chrysothamnus parryi subsp. imulus Linosyris howardii var. nevadensis, Chrysothamnus parryi subsp. nevadensis
Name authority (H. M. Hall & Clements) G. L. Nesom & G. I. Baird: Phytologia 75: 89. (1993) (A. Gray) G. L. Nesom & G. I. Baird: Phytologia 75: 89. (1993)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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