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Montana Field Guide

Montana Field Guides

Large-flower Triteleia - Triteleia grandiflora
Other Names:  Brodiaea douglasii

Native Species

Global Rank: G4G5
State Rank: S4

Agency Status
MNPS Threat Rank:

External Links

General Description
Scapose, glabrous perennials from fibrous-coated corms. Scapes erect, 30–70 cm. Leaves 1 or 2, basal, linear, 2–15 mm wide. Inflorescence a terminal umbel subtended by few scarious, lanceolate bracts; pedicels 8–25 mm long. Flowers funnelform, blue; tepals united below into a tube 9–15 mm long, the mouth nearly closed; lobes spreading 7–10 mm long; stamens attached to corolla at 2 levels; anthers blue; ovary stipitate; stigmas 3. Fruit an ovoid capsule 6–12 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
BC, MT south to CA, UT and WY (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 43

(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
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    • Cronquist, A., A. H. Holmgren, N. H. Holmgren, J. L. Reveal, and P. K. Holmgren. 1977. Intermountain flora: Vascular Plants of the Intermountain West, U.S.A. Volume 6: The Monocotyledons. New York, NY: Columbia University Press. 584 pp.
    • Douglass, R.J. 1973. Spatial interactions and microhabitat selections of two locally sympatric voles, Microtus montanus and Microtus pennsylvanicus. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 48 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 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.
    • Steerey, W. F. 1979. Distribution, range use and population characteristics of Mule Deer associated with the Schafer Creek winter range, Bridger Mountains, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 119 p.
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Citation for data on this website:
Large-flower Triteleia — Triteleia grandiflora.  Montana Field Guide.  .  Retrieved on , from