The seeds of dicotyledonous plants germinate and have two leaves, most of which are arbor species and some herbs. Monocotyledons are mostly herbs, and the embryo germinates a leaf, such as rice and wheat.

For example, draw a peanut, a peanut seed, germinate, and see two petals grow and sprout. cotyledon

The bud grew up and two cotyledons sprouted. This is a dicotyledonous plant. For example, draw a grain of rice or wheat, grow a cotyledon from the germ of wheat seed, and grow into a monocotyledonous plant.