Poaceae
Wimmera ryegrass
Lolium rigidum
- Family
- Poaceae
- Genus
- Lolium
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Common names
By language (15)
- Arabic
- زوان خشن, زوان مظلي
- arz
- زوان خشن
- Azerbaijani
- Sərt quramat
- Bulgarian
- Твърда глушина
- Chinese
- 硬直黑麥草, 硬直黑麦草
- Croatian
- Tvrdi ljulj
- Czech
- Jílek tuhý, Jílek cizí
- English
- Wimmera ryegrass, Swiss ryegrass
- Finnish
- Tankiraiheinä, Tankearaiheinä, Espanjanraiheinä
- French
- Ivraie raide
- German
- Steif-Lolch
- Persian
- چچم شکننده
- Swedish
- Styvrepe
- Ukrainian
- Пажитниця жорстка
- Welsh
- Rhygwellt Môr y Canoldir
Synonyms
- Arthrochortus loliaceus Lowe
- Crypturus loliaceus (Bory & Chaub.) Link
- Festuca aleppica Hochst. ex Steud.
- Lolium arenarium Rouville
- Lolium arvense var. rigidum (Gaudin) Laterr.
- Lolium crassiculme Rech.f.
- Lolium cylindricum K.Koch
- Lolium durum K.Koch
- Lolium flagellare Spruner ex Boiss.
- Lolium humile Rouy
- Lolium husnotii Sennen
- Lolium lepturoides Boiss.
- Lolium loliaceum (Bory & Chaub.) Hand.-Mazz.
- Lolium lowei Menezes
- Lolium macilentum Delastre
- Lolium multiflorum var. lepturoides (Boiss.) Trab.
- Lolium multiflorum var. muticum DC.
- Lolium multiflorum var. rigidum (Gaudin) Trab.
- Lolium parabolicae Sennen
- Lolium perenne subsp. rigidum (Gaudin) Á.Löve & D.Löve
- Lolium perenne var. rigidum (Gaudin) Coss. & Durieu
- Lolium phoenice Rouville
- Lolium rigidum subsp. maroccanum Sennen & Mauricio
- Lolium rigidum subsp. negevense Feinbrun
- Lolium rigidum subsp. parabolicae (Sennen ex Samp.) O.Bolòs & Vigo
- Lolium rigidum subsp. rigidum
- Lolium rigidum var. aristatum Hack.
- Lolium rigidum var. asperum Grognot
- Lolium rigidum var. atherophorum Maire
- Lolium rigidum var. corsicum Briq.
- Lolium rigidum var. duthiaei Hook.f.
- Lolium rigidum var. duthiei Hook.f.
- Lolium rigidum var. glabrum Grossh.
- Lolium rigidum var. lepturoides (Boiss.) Fiori & Paoli
- Lolium rigidum var. loliaceum (Bory & Chaub.) Halácsy
- Lolium rigidum var. longiglume Melderis
- Lolium rigidum var. maritimum (Godr.) Briq.
- Lolium rigidum var. oliganthum (Godr.) Maire & Weiller
- Lolium rigidum var. perenne Grossh.
- Lolium rigidum var. rigidum
and 19 more.
Flowers
- Flower colour
- yellow (USDA PLANTS Database)
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Annual
- In the US and Canada
- Canada: introduced, Lower 48 states: introduced
Photos
Photo: Gideon Pisanty, CC BY 3.0, from Wikimedia Commons Photo: hermosilla soto, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Ian Riley from Adelaide, Australia, CC BY-SA 2.0, from Wikimedia Commons Photo: EE Adrián, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Harry Rose from South West Rocks, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: Harry Rose from South West Rocks, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: Harry Rose from South West Rocks, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: Harry Rose from South West Rocks, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: Harry Rose from South West Rocks, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: Harry Rose from South West Rocks, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: Harry Rose from Dungog, Australia, CC BY 2.0, from Wikimedia Commons 
Photo: Harry Rose from Dungog, Australia, CC BY 2.0, from Wikimedia Commons
More in Lolium
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- Flax darnelLolium remotumPoaceae
- Persian ryegrassLolium persicumPoaceae
- Hybrid ryegrassLolium boucheanumPoaceae
- Lolium canariensePoaceae
- Lolium tuberosumPoaceae
- Lolium chayuensePoaceae
- Lolium duratumPoaceae
- Lolium liangshanicumPoaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.