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Montana Field Guide

Montana Field Guides

Stiff Goldenrod - Solidago rigida
Other Names:  Oligoneuron rigidum

Native Species

Global Rank: G5
State Rank: S3S4

Agency Status
MNPS Threat Rank:
C-value: 4

External Links

General Description
Plants from a branched caudex or short rhizome. Stems erect, simple, 20–70 cm. Herbage densely puberulent. Leaves basal and cauline; basal long-petiolate with lanceolate to ovate, entire to serrate blades 5–12 cm long; cauline becoming sessile upward. Inflorescence corymbiform, hemispheric. Involucres campanulate, 5–8 mm high; phyllaries linear-oblong, striate, canescent. Rays 6 to 13; ligules 2–3 mm long. Disk flowers 14 to 35; corollas 4–5 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are variety humilis Porter.

Species Range
Montana Range


Range Comments
BC to ON south to NM, TX, LA and GA (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 130

(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)


  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Anderson, N.L. 1951. Field studies on the biology of range grasshoppers of southeastern Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 96 p.
    • Anderson, N.L. 1962. Grasshopper-vegetation relationships on Montana grasslands. Ph.D Dissertation. Bozeman, Montana: Montana State University. 73 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Wiman, N.G. 2001. Dynamics of leafy spurge (Euphorbia esula L.) infested plant communities influenced by flea beetles in the Aphthona complex (Colepotera: Chrysomelidae). M.Sc. Thesis. Bozeman, MT: Montana State University. 148 p.
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Citation for data on this website:
Stiff Goldenrod — Solidago rigida.  Montana Field Guide.  .  Retrieved on , from