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Montana Field Guide

Montana Field Guides

Whitestem Goldenbush - Ericameria discoidea
Other Names:  Haplopappus macronema


Global Rank: G4G5
State Rank: S3S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 9

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General Description
Stems prostrate to ascending, 10–40 cm; twigs white-tomentose; bark brown. Leaves oblanceolate to oblong, 1–3 cm long, glandular, sparsely tomentose, axillary fascicles absent. Inflorescence with 1or few heads. Involucres obconic, 9–14 mm high; phyllaries subequal, lanceolate, glandular, whitish. Rays absent. Disk flowers 10 to 26; corolla 9–11 mm long. Achenes oblong, 5–6 mm long, villous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Beaverhead County. OR to MT south to CA, NV, UT and CO (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat
Stony soil of open forest, talus slopes; upper subalpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Whitestem Goldenbush — Ericameria discoidea.  Montana Field Guide.  .  Retrieved on , from