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Montana Field Guide

Montana Field Guides

Boreal Sweet-vetch - Hedysarum boreale


Global Rank: G5
State Rank: SNR

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

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General Description
Stems ascending to erect, 15–40 cm. Herbage sparsely strigillose to canescent. Leaves with 7 to 15 lanceolate leaflets 1–2 cm long with rounded tips; stipules 2–10 mm long. Flowers pink to purple; calyx tube 1–3 mm long; sepals linear, 3–5 mm long, subequal; keel 10–18 mm long. Loment puberulent with 2 to 6 segments, 4–7 mm wide; the veins mostly perpendicular to the axis (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are variety boreale.

Species Range
Present
 


Range Comments
AK to NL south to OR, NM and TX (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 20

(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
Sparsely vegetated soil of badlands, river banks, grasslands, steppe; plains, valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Boreal Sweet-vetch — Hedysarum boreale.  Montana Field Guide.  .  Retrieved on , from