Botanical name: Lolium temulentum Family: Poaceae (Grass family)
Darnel Ryegrass is an annual gras with culms 1-4 ft high, tufted or solitary, erect or geniculate at the base, slender to moderately stout. Leaf-blades are 6-25 cm long, 3-12 mm wide, flat, with short spreading ears at the base. Flower-spikes are erect, 5-40 cm long, rigid, the spikelets their own length or more apart. Spikelets are 8-28 mm long, 2-10-flowered; upper glume 7-30 mm long, 0.75-1.5 times the length of the spikelet, 7-9-nerved, obtuse; lemmas elliptic to ovate, 4.6-8.5 mm long, smooth, obtuse, very turgid at maturity, awnless or with an awn up to 23 mm long. Flowering: April-August.
Identification credit: Gurcharan Singh
The flower labeled Darnel Ryegrass is ...