A weed is growing on the border of your playing ground. How will you recognize it to be a dicot or monocot?

A dicot plants have tap root system, reticulate leaf venation, and pentamerous or tetramerous flowers. The dicots have two cotyledons in their seeds.

A monocot plants have fibrous root system, parallel leaf venation, and trimerous flowers. The monocot seeds contain only one cotyledon.