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Montana Field Guide

Montana Field Guides

Lesser Spearwort - Ranunculus flammula
Other Names:  Ranunculus reptans


Global Rank: G5
State Rank: S4

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

External Links






 
General Description
Stems slender with glabrous foliage, prostrate and rooting at the nodes or occasionally erect. Leaf blades lanceolate, tapered to the petiole, 5–60 mm long with entire margins. Flowers 1 per node; petals 3–5 mm long, slightly longer than the sparsely hairy sepals. Achenes glabrous, 1–2 mm long with a beak <0.5 mm long; heads hemispheric, 2–4 mm high (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


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

Summary of Observations Submitted for Montana
Number of Observations: 3

(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
Mud along streams, lakes, ponds, tolerant of alkaline and saline soils; montane to subalpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Lesser Spearwort — Ranunculus flammula.  Montana Field Guide.  .  Retrieved on , from