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Montana Field Guide

Montana Field Guides

Silverweed cinquefoil - Argentina anserina
Other Names:  Potentilla anserina


Global Rank: G5
State Rank: S4S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 3

External Links






 
General Description
Stoloniferous, stemless with a growth form similar to strawberry. Leaves basal, arising singly or in tufts from stolon nodes. Leaf blades oblong, 5–20 cm long, divided into 15 to 25 oblanceolate, dentate leaflets, glabrous to sparsely hairy above, white-tomentose beneath. Inflorescence of solitary flowers on long, sericeous peduncles. Flowers: sepals spreading, 2–5 mm long; bracteoles as long or longer; petals yellow, 5–9 mm long. Achenes lightly wrinkled, ca. 2 mm long; styles attached laterally (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are subspecies anserina.

Species Range
Present
 


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

Summary of Observations Submitted for Montana
Number of Observations: 41

(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
Wet or vernally wet meadows, margins of streams, ponds, wetlands; 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:
Silverweed cinquefoil — Argentina anserina.  Montana Field Guide.  .  Retrieved on , from