Morphological characteristics of the dgl1 mutants. A, Gross morphology of dgl1 at 1 month after sowing. From left to right, Wild type, dgl1-2 (mild allele), and dgl1-3 (strong allele). Bar = 30 cm. B, Leaf blade morphology of wild type (left) and dgl1-3 (right). Bar = 5 cm. C, Leaf tip morphology of wild type (left) and dgl1-3 (right). Bar = 1 cm. D, Root morphology of wild type (left) and dgl1-3 (right). Bar = 5 cm. E, Morphology of flower exteriors. From left to right, Wild type, dgl1-2, and dgl1-3. Bar = 5 mm. F, Morphology of flower interiors. From left to right, Wild type, dgl1-2, and dgl1-3. Gl, Glume; Le, lemma; Pl, palea; Lo, lodicule; Sg, stigma; St, stamen. Bar = 5 mm. G, Stamens. From left to right, Wild type, dgl1-2, and dgl1-3. An, Anther; Fl, filament. Bar = 1 mm. H, Pistils. From left to right, Wild type, dgl1-2, and dgl1-3. Sg, Stigma. Bar = 1 mm.