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Montana Field Guide

Montana Field Guides

Alfalfa - Medicago sativa

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 0

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General Description
Deep-rooted perennial. Stems ascending, 30–80 cm. Herbage glabrate to sparsely villous. Leaflets oblanceolate, 1–3 cm long. Inflorescence 1–5 cm long with 10 to 40 flowers. Flowers purple or white, 7–12 mm long; calyx 4–7 mm long; sepals longer than the tube. Legume circular in 2 to 3 spirals, 3–5 mm wide, veiny, sparsely villous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Widely cultivated for forage and hay.

Summary of Observations Submitted for Montana
Number of Observations: 57

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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:
Alfalfa — Medicago sativa.  Montana Field Guide.  .  Retrieved on , from