*Setaria parviflora
Bristles 6–8 below each spikelet, 2–4 mm long, green. Inflorescence 2–10 cm long, 4–5 mm diam. (including bristles). Perennial up to 50 cm high. Widespread. Weed. Introd. from America. Fl. summer. Slender Pigeon Grass
Bristles 6–8 below each spikelet, 2–4 mm long, green. Inflorescence 2–10 cm long, 4–5 mm diam. (including bristles). Perennial up to 50 cm high. Widespread. Weed. Introd. from America. Fl. summer. Slender Pigeon Grass