Rescuegrass (Bromus catharticus) Pedicelled spikelets 4- to 9- flowered, up to 1 3/4 inch long, 1/4 to 1/2 inch wide. First glume 1/4 to 1/2 inch long, second longer than first. Lemma laterally flattened and sharply keeled, glabrous or pubescent, awnless (or only beaked) and palea similar to lemma, but shorter. |