Distribution: Well established in Eastern North America; occasional on the West coast.
Habitat: Dry waste areas.
Flowers: May - June
Origin: Introduced from the Mediterranean region
Conservation Status: Not of concern
Glabrous annual, the culms up to 5 dm. tall, hollow.
Sheaths open; membranous ligule 1-4 mm. long; blades flat, 2-8 mm. broad.
Inflorescence a pyramidal panicle 5-15 cm. long; spikelets broadly triangular, 4- to 6-flowered; glumes at right-angles to the rachilla, 2-2.5 mm. long, prow-like at the tip; lemmas cordate-based, 2 mm. long and 1.5 mm. broad; paleas shorter than the lemmas; lodicules 2, lanceolate, 0.7 mm. long.