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Montana Field Guide

Montana Field Guides

Western Clubmoss - Huperzia occidentalis
Other Names:  Lycopodium selago [misapplied]

Status Under Review
Native Species

Global Rank: G5
State Rank: S2S3
(see State Rank Reason below)

Agency Status
MNPS Threat Rank:

External Links

State Rank Reason (see State Rank above)
13 collections at MONTU from 4 western Montana counties.
General Description
Shoots 10–30 cm, prominently curved at the base. Leaves reflexed to spreading, 4–10 mm, light green, lustrous. Gemmae in 1whorl at end of annual growth (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
In Montana known only from Flathead, Sanders, Missoula and Ravalli counties; AK to OR and MT (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 6

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



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


  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Web Search Engines for Articles on "Western Clubmoss"
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Citation for data on this website:
Western Clubmoss — Huperzia occidentalis.  Montana Field Guide.  .  Retrieved on , from