dicotyledon ; exogen ; dicot
本研究还证明了禾本科植物的浆片和双子叶植物中花瓣是同源器官的观点。
Our findings corroborate the view that the lodicules of grasses are homologous to eudicot petals.
根据分子数据结合形态上近裔共性，若干分支的单系性得到支持，这些分支包括真双子叶植物、蔷薇分支和菊分支等。
Several monophyletic clades of seed plants, namely eudicots, rosids, and asterids, were supported by molecular data with their united morphological synapomorphies.
一次加倍发生在2亿年前，即单子叶和双子叶植物出现之前。
One duplication occurred 200 million years ago, just before monocots and eudicots arose.
应用推荐