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Montana Field Guide

Montana Field Guides

Vernal Water Starwort - Callitriche palustris
Other Names:  Callitriche verna

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Native Species

Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 6

External Links

 
General Description
Plants mainly submerged. Stems 3–30 cm. Leaves joined together around the stem; submerged leaves linear, 5–25 mm long; floating leaves oblong, to 4 mm wide. Flowers usually 1 male and 1 female per bracteate axil. Fruit elliptic, ca. 1 mm wide, >1 mm long; narrowly winged above (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Circumboreal through much of North America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 18

(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

References
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Citation for data on this website:
Vernal Water Starwort — Callitriche palustris.  Montana Field Guide.  .  Retrieved on , from