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Plant - summer
Buckboard Rd


Yavapai County Native & Naturalized Plants

Lolium perenne - perennial ryegrass

Synonyms: Lolium multiflorum, Lolium perenne, Lolium perenne var. multiflorum, Lolium strictum and more see SEINET
Other Common Names: Italian ryegrass, English Ryegrass, winter rye grass
Plant Form: Grass

Family: Poaceae


   
 
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Blades
Buckboard Rd
John Kava
Blade and ligule
Senator Highway near Prescott
Sue Smith
Spikelets
Senator Highway near Prescott
Sue Smith
Seedhead
Senator Highway near Prescott
Sue Smith
Seedhead
Buckboard Rd
John Kava
  Grass Description -   Glossary of Grass Terminology


Origin: Introduced    Season: Cool and Warm
Habitat Description: Disturbed waste places and seasonally wet areas. Introduced via cultivation.
Plant Communities:Disturbed Areas
Elevation: Below 6500 feet


General Description

Desc: Tufted, 4 to 12 inches tall, erect or spreading at the base. Seedheads have alternate multiple flowered spikelets having little or no overlap along the seedhead step. Short-lived.
Identification Notes: Annual or short lived perennial, erect or trailing stems; flat glossy blades. Stems reddish at the bases. Spikelets of 5 to 20 florets, awnless or short awns, flattened, alternate going up the stem, sparse, fit into a groove on the stem.
Grass Type: Perennial bunchgrass  Rhizomes: N  Stolons: N
Large Dense Clump (> 2 feet): N  Bushy (highly branched): N
Height with Seedheads: Less than 12 inches
Seedhead Structure: Unbranched  Seedhead Droops: N
Flowering Period: May - Sep
Flower Characteristics

Number of Flowers per Spikelet: Multi-flowered  Spikelets One-sided: N
Awns: Less than 1/4 inch   Three Awns: N  Awns Bent: N
Flower and Seedhead Notes: Seedhead is a symmetrical spike. Spikelets are 5 to 20 flowered. Spikelets lie flat against the axis or sometimes spread from the seedhead stem and are awnless or may bear a very short awn.
Vegetative Charcteristics

Blade Hairy: N    Blade with White Margins: N    Blade Cross section: Flat or folded
Blade Notes: Blades are dark green, glossy, 3 to 10 inches long and less than 1/3 inch wide, smooth or slightly rough on top surface.
Sheath Hairy: N    Tuft of Hairs at top of Sheath or Collar: N    Ligules: Membranous
Auricles (Ear-like lobes at collar area: Y

Forage Value: Perennial ryegrass is a palatable and nutritious forage for all classes of livestock and wildlife.


  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 8.0  
http://cales.arizona.edu/yavapaiplants/SpeciesDetailGrass.php  
Last Updated: Dec 13, 2022
Content Questions/Comments: Email Matt Halldorson  
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