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Montana Field Guide

Montana Field Guides

American Cow-wheat - Melampyrum lineare

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Native Species

Global Rank: G5
State Rank: S4
C-value: 6


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Cow-wheat Fibrous-rooted annual. Stems erect, 7–30 cm, usually branched above. Herbage puberulent. Leaves opposite, short-petiolate; blades 2–5 cm long, linear-lanceolate, entire or few-toothed. Inflorescence terminal, leafy-bracted spike. Flowers: calyx 3–5 mm long, glandular-puberulent with 4 unequal, lanceolate lobes; corolla bilabiate, 5–10 mm long, white; lower lip 3-lobed, yellow near the base, as long as the galea; stamens 4; stigma capitate. Capsule ovate, flattened, beaked, 6–10 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
BC to NL south to WA, MT, MN and GA (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 197

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat

References
  • 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?
    • 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 "American Cow-wheat"
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Citation for data on this website:
American Cow-wheat — Melampyrum lineare.  Montana Field Guide.  .  Retrieved on , from