Holcus

1. Culms pilose at least below the lower nodes, often essentially throughout; lemma awn 1–2 mm long, curved into a hook at maturity and not extending beyond the glumes.

H. lanatus

1. Culms glabrous except for the bearded nodes; lemma awn straight or geniculate, 3–5 mm long, clearly exserted.

H. mollis