Details of...
Scientific Name: Lolium multiflorum
Pronunciation: LOW-lee-um mul-tih-FLOR-um
Common Name: annual ryegrass, Italian ryegrass
Family Name: Poaceae
Plant Type: Annual, Poales (grass-like)
Key ID Features: Leaf vernation rolled, blade underside glossy, 3-7 mm wide, margins smooth, tapering to a sharp and long pointed tip…auricles clasping, claw-like…ligule 0.1-2 mm, entire… sheath usually reddish at base…+/- very short rhizomes... bunching (tufted) habit, fast growing. Field ID terms: clasping auricles, rolled, pointy.
Course(s): not used (on campus)

Texture: Fine
Mature Size:
Growth Rate:Fast
Origin: Europe
Hardiness Rating: Zone 5: (-29 to -23 C)
Soil/ Growing Medium:
Landscape Uses: Golf green, Lawn - sports field
Additional Info: Google. Cultivar shown: L 'Axcella 2'.
annual ryegrass, Italian ryegrass
Leaf Morphology: Glossary
Form: Grass-like
Arrangement: Alternate
Texture/ Venation: Parallel venation, Soft flexible
Leaf(let) Terms:
Shapes: Linear
Apices: Acute
Bases: Sheathing
Additional Info: Folded in the bud.

Inflorescence Type: Panicle-like, Spikelet
Flower Morphology:Flowers perfect
Number of Petals:0
Ovary Position:Superior
Colour (petals): Dark-red, Green
Flower Time at Peak: May, Jun, Jul, Aug
Additional Info: Three to six florets per spikelet; spikelets arrannged in open panicle with short penduncle.
Fruit Type: Grain (caryopsis)
Fruit Colour: Brown
Fruiting Time:
Additional Info: 6-9 mm long; lemma square at apex; awn long; rachilla flat and wide: 500 grains per gram
Bark or Stem Colour:
Organ Modifications: Rhizomes

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