An ovule which is curved so that the micropyle is positioned near the funiculus and the chalaza.
弯生 Campylotropous ovule 孔邻近柄和的弯曲的。
An ovule which is curved so that the micropyle is positioned near the funiculus and the chalaza.
弯生 Campylotropous ovule 孔邻近柄和的弯曲的。
chalazogamy A method of fertilization in angiosperms in which the pollen tube enters the ovule by the chalaza instead of through the micropyle, penetrating the placenta en route.
受精:被植物的一种受精方式,花粉管是通过部分而不是通过孔进入的。
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