Search Field Guide
Advanced Search
Montana Field Guide

Montana Field Guides

Roughleaf Ricegrass - Oryzopsis asperifolia


Global Rank: G5
State Rank: S4

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

External Links






 
General Description
Stems 20–60 cm tall, erect to widely spreading. Leaves: blades mostly 5–9 mm wide, scabrous, ligules 0.5–1 mm long. Inflorescence a raceme or narrow panicle 3–11 cm long. Spikelets 6–8 mm long. Lemmas sparsely hairy, with a deciduous awn 6–12 mm long. Dry meadows and open understory (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Across northern U.S., throughout the Rocky Mountain States, and across much of Canada excepting the extreme northern latitudes (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 10

(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
Login Logout
Citation for data on this website:
Roughleaf Ricegrass — Oryzopsis asperifolia.  Montana Field Guide.  .  Retrieved on , from