Fig. 1

Phenotypic comparison between the WT and the osccrl1 mutant. A, B Spikelet of the wild type and osccrl1 mutant. Scale bars, 5 mm. C, D Spikelet of the wild type and osccrl1 mutant after removal of the palea and lemma. Scale bars, 5 mm. E, F Pollen grains of the wild type and osccrl1 mutant stained by I₂/KI solution. Scale bars, 200 μm. G, H The scanning electron microscopy of anther in wild type and osccrl1 mutant. Scale bars, 200 μm. I, J The scanning electron microscopy of anther epidermis surface in wild type and osccrl1 mutant. Scale bars, 50 μm. K, L The scanning electron microscopy of anther inner surface in wild type and osccrl1 mutant. Scale bars, 50 μm