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Montana Field Guide

Montana Field Guides

Hayden Clover - Trifolium haydenii


Global Rank: G4
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

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General Description
Subacaulescent perennial, often forming tight to loose mats from a branched caudex and thick taproot. Stems prostrate to ascending, 1–2 cm, covered in old stipules. Herbage glabrous. Leaflets oblong to obovate, denticulate, 4–20 mm long; stipules scarious, lanceolate, 3–8 cm long. Racemes umbellate, terminal, 1–3 cm wide, non-involucrate, longer than the leaves. Flowers declined, whitish to light purple, 10–15 mm long; calyx glabrous; sepals narrowly lanceolate, 2–4 mm long. Legume short-stipitate, glabrous, ca. 3 mm long with 1 or 2 seeds (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Endemic to southwest MT and adjacent WY (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 4

(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, stony soil of meadows, turf, fellfields; subalpine, alpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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