Dicotyledonous plants
Dicotyledons (Dicotyledons, referred to as dicots), formerly known as dicotyledoneae (Magnesopsida), Magnolia (Magnoliopsida), refers to the general seed has two cotyledons of flowering plants in general, about 199350 species. The flowering plants of non-dicotyledonous plants are called monocotyledonous plants and generally have only one cotyledon. Dicotyledonous plants are no longer considered to be appropriate group names, and this name is at least not used in the meaning of classification. But the bulk of the aforementioned dicotyledonous plants can be assigned to a monophyletic group that is a branch of the true dicotyledonous plant. This single system can be separated from other flowering plants with its pollen structure. The pollen of the other dicotyledonous and monocotyledonous plants is a single-trench or monocular-derived pattern; and the pollen of the true dicotyledonous plants is a three-ditch or three-ditch-derived pattern with three or more of the pollen Of the pores. ...