Phalaris L.
Panicle ovoid, c. twice as long as broad, 20–25 mm long. Plant up to 40 cm high. Cultivated for grain. Widespread. Naturalized in disturbed areas on sandy soils. Fl. spring. Introd. from the Mediterranean. Canary Grass Phalaris canariensis
Panicle cylindrical, more than twice as long as broad