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Montana Field Guide

Montana Field Guides

Mountain-sorrel - Oxyria digyna


Global Rank: G5
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 5

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General Description
Glabrous taprooted perennial. Stems simple or branched above, 3–35 cm. Leaves basal, long-petiolate with sheathing stipules (ocrea); the blade 1–5 cm wide, nearly orbicular, cordate. Inflorescence a panicle of clusters of short-pedicelate flowers subtended by stipule-like bracts. Flowers: tepals 4, separate, red or green, 1–2 mm long; stamens 6; styles 2. Achenes oval, 3–5 mm wide with broad, winged margins (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Circumpolar south to CA, AZ and NM (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 31

(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
Stony, moist to wet soil of moraine, rock outcrops, meadows, talus slopes; upper subalpine and alpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Mountain-sorrel — Oxyria digyna.  Montana Field Guide.  .  Retrieved on , from