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Morphology of flower, gynoecium and seed setting in H3 and S1. A, Open flower of H3 (left) and S1 (right), the gynoecium was short and hidden in the stamens in S1, bar = 5 mm. B, Inflorescence of H3 (left) and S1 (right), the arrows indicate the siliques, bar = 20 mm. C, Gynoecium at open flower stage of H3 (left) and S1 (right), the sepals, petals and stamens were removed, bar = 2 mm.
