赤瓟属的胚胎学研究(英)

EMBRYOLOGY OF THE GENUS THLADIANTHA (CUCURBITACEAE)

摘要: 描述了葫芦科赤爬属植物生活史的主要过程以及胚胎学的重要特征,它们是:腺质绒毡层,胞质分裂同时型,小孢子四分体四面体型和等面体型,花粉粒散发时具两细胞,双珠被,厚珠心,寥型胚囊,珠孔端受精,胚胎发育柳叶菜型。
- 赤(瓜包)属 /
- 胚胎学 /
- 葫芦科
Abstract: The main processes of life cycle of the genus Thladiantha were first investigated.Several important characters of embryology were observed and described as follows: secretory tapetum, simultaneous cytokinesis, microspore tetras, tetrahedral and isobilateral, two-celledpollen grains, bitegminous,crassinucellate, polygonad type embryo sac, micropylar fertilization,embryogenesis onagrad type.
- Thladiantha /
- Embryology /
- Cucurbitaceae