seed ferns 中文意思是什麼
seed ferns
解釋
種子蕨類-
The seed ferns included treelike forms.
種子蕨類植物包括樹狀類型的植物。 -
Hofmeister aso showed that the gametophytes and sporophytes of seed - bearing plants were homologous with those of ferns and mosses and that the gymnosperms formed a plant group between the latter and the angiosperms
他認為種子植物的孢子體和配子體與蕨類以及苔蘚類是同源的，還指出裸子植物形成了一個單獨的組群，它是位於蕨類植物與被子植物之間的一個植物類群。 -
Internal fertilization takes place in the seed plants and some clubmosses and ferns, often by means of a pollen tube
種子植物、某些石松和蕨類植物依賴于花粉管完成體內受精。
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