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Montana Field Guide

Montana Field Guides

Fendler's Meadowrue - Thalictrum fendleri

Status Under Review
Undetermined Origin

Global Rank: G5
State Rank: SU

Agency Status


External Links

General Description
Plants unisexual or rarely bisexual. Stems glabrous, 20–60(-150)cm, leaves mostly cauline, 3-lobed at apex, the margins crenate, the lower surface often glandular. Inflorescence terminal and lateral, paniculate, bracteate. Flowers unisexual or bisexual; sepals white to green, 3-5 mm long; anthers about 2-3.5 mm long, shorter than filaments. Fruits sessile to shortly pedicillate, strongly flattened achenes, the body 5-11 mm long..

Species Range

Range Comments
OR and CA east to WY (barely into MT)and south through WY to northen Mexico. Not reported by Lesica (2012) but present in Carbon, Park, Gallatin and Beaverhead counties (Rocky Mt Herbarium website, University of Wyoming).

Observations in Montana Natural Heritage Program Database
Number of Observations: 103

(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)

Occuring in a wide variety of habitats, including drier Ponderosa pine forests to wetter forests or shrublands of willows, birch or alder.

  • 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?
    • Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
  • Web Search Engines for Articles on "Fendler's Meadowrue"
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Citation for data on this website:
Fendler's Meadowrue — Thalictrum fendleri.  Montana Field Guide.  .  Retrieved on , from