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Taxon  Report   4946   About Calflora
Lolium perenne
© 2008 Keir Morse
Lolium perenne
© 2009 Barry Rice
more photos on CalPhotos
Lolium perenne  L.
English rye grass, Perennial Rye Grass, Perennial Ryegrass
Lolium perenne, a monocot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild.

The California Invasive Plant Council (Cal-IPC) classifies the potential impact of Lolium perenne on native ecosystems as moderate (plant profile).

Communities: introduced plant which is becoming naturalized, wetland-riparian
Wetlands:Equally likely to occur in wetlands or non wetlands [U.S. Fish & Wildlife Service.]
Elevation: between 0 and 3280 feet
Family: POACEAE  
Related:See a list of other species in the genus Lolium found in California.
Name Status:
Accepted by PLANTS + JM93
TJM2: accepted name: Festuca perennis
 
 NOTE: Lolium perenne is not an active name in the Calflora species table.




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Observation Hotline
including observations with photos
Distribution by County: See a detailed   Distribution Grid  of this plant in California.
A shaded county indicates that there are ocurrence records of this plant within the county.

Hover the mouse over the map to see county names. Click to view records from that county.
 

  There are specimen records from this county in an herbarium.
  There are documented records, vouchered or confirmed by an expert.
  There are reported records.
  There are reported records available indirectly (eg. in botanical literature).
Records by County, with approximate record counts in the form: TOTAL / CCH.   Click county name to view records.
    CCH: records provided by the participants of the Consortium of California Herbaria.
 Information about  Lolium perenne  from other sources:
Photos on Picasa / Flickr / Google Images

website references on Google

USDA PLANTS Profile (LOPE)

UC Integrated Pest Management Weed Photo Gallery
(profile of this plant as an agricultural weed)

Original Publication citation. on the International Plants Names Index

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center Native Plant Database

    Citation
    Calflora: Information on California plants for education, research and conservation, based on data contributed by dozens of public and private institutions and individuals, including the Consortium of Calif. Herbaria. [web application]. 2013. Berkeley, California: The Calflora Database [a non-profit organization]. Available: http://www.calflora.org/   (Accessed: May 19, 2013).

    Note that the information on this page comes from diverse sources, and that none of the links are sponsored.

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