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Montana Field Guide

Montana Field Guides

Small-flower Valerian - Valeriana occidentalis

Native Species

Global Rank: G5
State Rank: S4
C-value: 7

Agency Status


External Links

General Description
Short-rhizomatous. Stems 30–70 cm. Basal leaves long-petiolate; blades 2–6 cm long, ovate to elliptic, entire or with a pair of basal lobes. Stem leaves short-petiolate; blades 3–10 cm long with 1 to 3 pairs of oblanceolate to ovate lateral lobes and a larger terminal lobe. Inflorescence hemispheric, 1–3 cm across, sparsely glandular-puberulent. Flowers perfect and female; corolla white, 3–4 mm long, lobes ca. as long as the tube. Achenes lanceolate, 4–6 mm long, mostly glabrous (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
OR to MT south to CA, AZ, CO and SD (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 63

(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)

Moist forests, thickets, wet meadows; montane, subalpine (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

  • 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.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.
    • Joslin, G.J. 1975. Behavior and environmental selection by Elk (Cervus canadensis nelsoni) during surrmer and fall in the First and Second Yellow Mule drainages, Madison County, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University, Bozeman. 65 p.
    • Martinka, R.R. 1970. Structural characteristics and ecological relationships of male blue grouse (Dendragapus obscurus (Say)) territories in southwestern Montana. Ph.D Dissertation. Bozeman, MT: Montana State University. 73 p.
    • Williams, K.L. 2012. Classification of the grasslands, shrublands, woodlands, forests and alpine vegetation associations of the Custer National Forest portion of the Beartooth Mountains in southcentral Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 376 p.
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Citation for data on this website:
Small-flower Valerian — Valeriana occidentalis.  Montana Field Guide.  .  Retrieved on , from