Fig. 11

11.1 Three Triple awned lemma 1 (trp1.a) mutant grains to the left compared to Bowman. In trp1.a, the awn extending from the lemma of the central spikelet forks to form one normal central awn and one or two shorter lateral appendages. 11.2 A spike of Hairs on lemma nerves 1 (Hln1.a) (bottom) compared to Bowman (top). Hln1.a causes additional hairs of 1 to 2 mm on the lateral veins of the lemma (encircled)