Lolium perenne L.
Natural range: Eurasia
Habitat: Weedy, disturbed places
Florida status: Historically an important forage grass, perennial ryegrass is used in Florida for overseeding turf and may turn up occasionally in disturbed sites. It is uncommon to be growing uncultivated in South Florida, where the summer temperatures are probably too hot.
Recognition: Spikelets sessile and uncrowded on a vertical spike, usually awned