Lolium persicum is a species of flowering plant in the family Poaceae. It is referred to by the common names Persian darnel or Persian ryegrass, and is an annual grass. It has an upright stem, branching from a reddish base, up to 45 cm tall. Its leaves are lower surface glossy, dark green, 6 mm wide. References External links Pooideae Taxa named by Pierre Edmond Boissier Taxa named by Rudolph Friedrich Hohenacker