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Brandegee's Onion - Allium brandegeei
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State Rank Reason (see State Rank above)
Reported from southwestern Montana.
General Description
Bulbs ovoid, solitary or clustered; outer coat membranous with hexagonal reticulations. Scapes terete, 3–10 cm. Leaves 2, channeled, sometimes falcate, 1–3 mm wide, persistent. Umbel compact, hemispheric with 8 to 25 flowers; pedicels 5–15 mm long; bracts 2, ovate, acuminate. Flowers white to rose with green midveins; tepals 5–8 mm long; ovary nearly crestless; stamens included. Seed surface smooth (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX ).
Range Comments
OR to MT south to NV, UT and CO. Known from Park County (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX ).
Observations in Montana Natural Heritage Program Database
Number of Observations: 3
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Relative Density
Recency
(Observations spanning multiple months or years are excluded from time charts)
Habitat
Ecology
POLLINATORS The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap:
Bombus bifarius ,
Bombus centralis ,
Bombus flavifrons ,
Bombus huntii ,
Bombus melanopygus ,
Bombus sylvicola ,
Bombus occidentalis , and
Bombus bohemicus (Macior 1974, Thorp et al. 1983, Colla and Dumesh 2010, Koch et al. 2012, Miller-Struttmann and Galen 2014, Williams et al. 2014).
Stewardship Responsibility
References
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