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Montana Field Guide

Montana Field Guides

Western Mountain kittentails - Synthyris missurica

Potential Species of Concern
Native Species

Global Rank: G4
State Rank: S3S4
(see State Rank Reason below)

Agency Status
MNPS Threat Rank:

External Links

State Rank Reason (see State Rank above)
Uncommon in Montana and restricted in distribution to the Bitterroot Mtns. Population sizes are poorly documented and associated information on trends and threats are also lacking.
General Description
Herbage glabrous. Leaf blades orbicular-cordate, 2–6 cm wide, shallowly lobed, crenate. Inflorescence: scape 6–20 cm long, longer than the leaves. Flowers: calyx 1–3 mm long; corolla 3–7 mm long, lobes longer than the tube. Capsule 3–6 mm long, pubescent (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Flowering late May to early July.

Species Range
Montana Range


Range Comments
On hills adjoining Colombia River Gorge through Cascade Range, Washington and Oregon; northeastern Washington and northern Idaho south to Modoc County, northeastern California and south central Idaho.

Observations in Montana Natural Heritage Program Database
Number of Observations: 27

(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)

Open forests and rocky ridges in the montane and subalpine zones.

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Citation for data on this website:
Western Mountain kittentails — Synthyris missurica.  Montana Field Guide.  .  Retrieved on , from