Search Field Guide
Advanced Search
Montana Field Guide

Montana Field Guides

Perennial Ryegrass - Lolium perenne

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

External Links






 
General Description
Perennial bunchgrass. Stems 30–150 cm. Leaves: blades 2–5 mm wide. Inflorescence 5–25 cm long. Spikelets 7–19 mm long, glumes about as long as an individual floret. Lemmas mostly 5 to 9 per spikelet, keeled, awnless or awn-tipped (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced throughout much of N. America (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat
Regularly disturbed sites, roadsides, trailsides, and newly planted lawns (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
Login Logout
Citation for data on this website:
Perennial Ryegrass — Lolium perenne.  Montana Field Guide.  .  Retrieved on , from