Phalaris arundinacea

Kanyaş

Perennial, with creeping rhizomes. Stems 60-150 cm. Leaf sheaths not inflated; ligule 4-8 mm; blades 5-18 mm broad. Panicle dense to somewhat lax, lobed, 8-18 x 1.5-4 cm; branches spreading during anthesis, contracted later. Spikelets pedicellate. Glumes 4-6 mm, wingless. Sterile lemmas 2, equal, 1.5-2 mm, adpressed-hairy. Fertile lemmas 3.5-4 mm, adpressed-hairy. Anthers 2.5-3.5 mm. Fl. 5-9. Edges of streams and lakes, marshes, s.I.-2700 m.

Temperate Eurasia, N. Africa, Ceylon, N. America.