花粉粒和雌蕊都具有活力.Both the pollen grains and the gynoecia are active.雌蕊生在花盘上.A female structure positioned on a disk.聚生果实生自具有多个单雌蕊的花朵.An aggregate fruit comes from a flower with several simple pistils....
It is further helpful to classify aneurysms into saccular and fusiform.更为实用的是把动脉瘤分成囊形和梭形两类.The shapes of neuronal cell bodies are spherical, ovoid, pyramial, fusiform, stellate or crescentic.神经元细胞体的形状有圆形, 卵圆形, 锥形, 梭形, 星形...