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Montana Field Guide

Montana Field Guides

American Cow-wheat - Melampyrum lineare


Global Rank: G5
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 6

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

Species Range
Present
 


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

Summary of Observations Submitted for Montana
Number of Observations: 9

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