Figure 4

Developmental stages of female flowers. A. Floral primordia prior to the initiation of staminodes. Scale bar = 75 μm. B. Initiation of staminodes (asterisks). Scale bar = 83 μm. C. Initiation of the gynoecium (O) at the center of the floral primordium. St, staminodes. Scale bar = 83 μm. D. Formation of the locules (arrowheads). Scale bar = 150 μm. E. Older stage of development showing the closure of locules. Scale bars = 125 μm. F. Early stage of formation of stigma (asterisks). Scale bars = 188 μm. G. Elongation and imbrications of stigma (asterisks). Scale bars = 300 μm. H. Early stage of initiation of papillae on stigma. Scale bar = 375 μm.