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Montana Field Guide

Montana Field Guides

Brandegee's Onion - Allium brandegeei

Status Under Review

Global Rank: G4
State Rank: SU
* (see State Rank Reason below)

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value:

External Links






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 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 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Brandegee's Onion — Allium brandegeei.  Montana Field Guide.  .  Retrieved on , from