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Montana Animal Field Guide

Montana Field Guides

Rubber Rabbitbrush - Ericameria nauseosa
Other Names:  Chrysothamnus nauseosus


Global Rank: G5
State Rank: S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 2

External Links






 
General Description
Plants 0.5–2 m. Stems ascending to erect, 1–2 m; twigs glabrate to tomentose. Leaves linear, 1–6 cm long, glabrous to tomentose; axillary fascicles absent. Inflorescence corymbiform, rounded. Involucres obconic, 6–12 mm high; phyllaries imbricate, lanceolate, mostly whitish, resinous, glabrate to tomentose. Rays absent. Disk flowers 4 to 6; corolla 5–10 mm long. Achenes tubular-obconic, 3–8 mm long, hairy (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are varieties nauseosa, speciosa (Nutt.) G.L. Nesom & G.I. Baird, oreophila (A. Nelson) G.L. Nesom & G.I. Baird, or graveolens (Nutt.) Reveal & Schuyler

Range Comments
BC to MB south to CA, AZ, NM and TX (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 216

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat

References
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Citation for data on this website:
Rubber Rabbitbrush — Ericameria nauseosa.  Montana Field Guide.  .  Retrieved on , from