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Montana Field Guide

Montana Field Guides

Yellow Clover - Trifolium aureum
Other Names:  Trifolium agrarium

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
Annual. Stems erect or ascending, 15–50 cm. Herbage glabrate. Leaflets oblanceolate to narrowly elliptic, 5–20 mm long, distal half serrulate; stipules 5–15 mm long, free portion linear-lanceolate, often longer than the petioles. Racemes ovoid, axillary, non-involucrate, 1–2 cm long, longer than the leaves. Flowers yellow, drying brown, 5–7 mm long; calyx glabrate; sepals 1–2 mm long, upper longer than lower. Legume 2–3 mm long, 1-seeded (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Introduced to northern U.S. and adjacent Canada; native to Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 21

(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
Along roads, in disturbed meadows, grasslands; valleys, lower montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Yellow Clover — Trifolium aureum.  Montana Field Guide.  .  Retrieved on , from