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Montana Field Guide

Montana Field Guides

Brook Grass - Catabrosa aquatica


Global Rank: G5
State Rank: S4S5

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

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General Description
Cool season, stoloniferous perennial. Stems creeping and rooting at basal nodes, 10–110 cm. Leaves: blades flat and lax, 5–14 mm wide, often wrinkled, ligule 1–8 mm long. Inflorescence an open panicle 7–28 cm long. Spikelets 2–3.5 mm long, with 2 to 3 well-spaced florets glumes weakly 1-veined. Lemmas blunt-tipped and prominently 3-veined, awnless; palea well developed. Disarticulation above glumes; unit of dispersal the floret (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Throughout much of N. America but absent from the eastern half of the U.S. (Lavin in 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
Wet meadows, edges of lakes, springs, and slow running streams from low to middle elevations (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Brook Grass — Catabrosa aquatica.  Montana Field Guide.  .  Retrieved on , from