The following are the important characteristics of gymnosperms:
- The ovules of gymnosperm plants are not enclosed by an ovary wall, and they remain exposed before and after fertilization.
- Plants that are either medium or tall sized are gymnosperms. Even the shrubs are included.
- The root system of gymnosperm plants is tap roots.
- For plants such as pinus, the stems are branched while for plants such as cycad the stems are unbranched.
- The could be either simple or compound.