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This work presents data on the genesis of ovule and seed structures in Dioscorea nipponica Makino and examines morphogenetic correlations in their development.
Comparison of maize mutants pam1, mac1 and normal plants (variety Belaya noch’) showed that the formation of female reproductive organs is very similar between them. One afunicular ovule develops in an ovary; it is ortho-campylotropous and bitegmic, with a hypostase. The postament, podium and nucellar cap are differentiated in the nucellus. The integuments, epidermal in origin, arise from a common...
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