Vascular Plants of North Carolina
Account for Perennial Ryegrass - Lolium perenne var. perenne   L.
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Section 5 » Family Poaceae
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AuthorL.
DistributionMore-or-less throughout the state. Gaps shown will become smaller with time.

Native of Eurasia; in N.A. throughout except arctic regions.
AbundanceFrequent throughout.
HabitatRoadsides, lawn weed, fields, meadows, pastures. Apparently used as part of re-vegetation seed mixes.
PhenologyFlowering and fruiting April-July.
IdentificationPerennial Ryegrass is distinctive in its slender, long inflorescence in which the spikelets are oriented such that one edge hugs the stem. Spikelets are compressed laterally, have 5-9 florets, and are awnless. Florets of var. aristatum have distinct awns up to 15 mm, and 10-22 florets per spikelet.
Taxonomic CommentsNone

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State RankSE
Global RankGNR
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