RICESLEEPER 1 and RICESLEEPER 2 T-DNA insertion mutants . A, D. Wild-type plants of cultivars Dongjin and Daesan, respectively. B. RICESLEEPER2 insertion mutant plants (PFG_1B-21919, Dongjin cultivar). C: RICESLEEPER1 insertion mutant plants (PFG_1D-01516, Daesan cultivar).The inserts in C, D show leaf sections of respectively a RICESLEEPER1 insertion mutant plant and a wild-type cv. Daesan plant. Plants were photographed 80 days after germination. Scale bars represent 10cm.