Lolium perenne
Common name: Perennial Ryegrass
Lolium is Latin for darnel, a weed that grows among corn. Perenne is from the Latin word perennis, meaning perennial, that which lasts the whole year through.
Occurs across much of southern Australia.
A tufted perennial to 90 centimetres tall. The flowers are produced from September to December.
This species is originally from Europe, North Africa and temperate Asia.
Western Weeds, A Guide to the Weeds of Western Australia. BMJ Hussey, GJ Keighery, J Dodd, SG Lloyd, RD Cousens. 1997.
Western Australian Plant Names and their Meanings, a Glossary. FA Sharr. 1996.
Flora of the Perth Region. NG Marchant, JR Wheeler, BL Rye, EM Bennett, NS Lander, TD Macfarlane. 1987.
Description and key to the identification of Grasses in South-Western Australia. JG Paterson. 1992.
Atlas of Living Australia https://bie.ala.org.au/species/https://id.biodiversity.org.au/node/apni/2892858
Florabase https://florabase.dbca.wa.gov.au/browse/profile/476