English Ryegrass, Perennial Ryegrass
Lolium perenne
Synonyms: Lolium multiflorum var. ramosum, Lolium perenne var. cristatum, Lolium perenne ssp. perenne
![Close-up of the spikelets of English Ryegrass, Perennial Ryegrass: Lolium perenne (Synonyms: Lolium multiflorum var. ramosum, Lolium perenne var. cristatum, Lolium perenne ssp. perenne)](../../../plants/poaceae/lolium/perenne/perenne1c.jpg)
Close-up of several spikelets of perennial ryegrass as seen around the headquarters for the Tualatin River National Wildlife Refuge..............September 19, 2011.
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- ![Close-up of several spikelets of English Ryegrass, Perennial Ryegrass: Lolium perenne (Synonyms: Lolium multiflorum var. ramosum, Lolium perenne var. cristatum, Lolium perenne ssp. perenne)](../../../plants/poaceae/lolium/perenne/perenne1b.jpg)
Additional close-up photos of perennial ryegrass as seen around the headquarters for the Tualatin River National Wildlife Refuge..............September 19, 2011.
Paul Slichter