*Hordeum glaucum
Anthers of central spikelet 0.2–0.5 mm long, usually black and not exerted. Inflorescence 2–8 cm long. Spikelets 4–6 mm long (including the awns). Annual to 40 cm tall. Widespread. Introd. from Europe and Asia. Fl. spring
Anthers of central spikelet 0.2–0.5 mm long, usually black and not exerted. Inflorescence 2–8 cm long. Spikelets 4–6 mm long (including the awns). Annual to 40 cm tall. Widespread. Introd. from Europe and Asia. Fl. spring