Vulpia muralis

Tufted annual, culms slender, erect or ascending, to 60 cm high. Leaf-blades mostly inrolled, to 15 cm long and 1.5 mm wide. Inflorescence a one-sided panicle (rarely a raceme), erect, 2–15 cm long, well exserted from uppermost leaf-sheath. Spikelets 5–10 mm long (excluding awns), 3–7-flowered, mostly fertile; lower glume 1–3 mm long (one-quarter to one-half as long as upper), upper glume 4–10 mm, unawned or with an awn to 2 mm; body of lemma 4–7 mm long, smooth to finely scabrous, awn usually 2–3 times as long as lemma body, callus rounded, c. 0.2–0.3 mm long. Flowers mainly Sep.–Dec.