| Cryptogamae | Phanerogamae | 
| 1. Plants belonging to this sub-kingdom are non‐ flowering. | Plants belonging to this sub-kingdom are flowering. | 
| 2. Sex organs are concealed. | Sex organs are visible. | 
| 3. These plants do not produce seeds. | These plants produce fruits and seeds. | 
| 4. An ovule is not formed. | An ovule is formed | 
| 5. It is further divided into three divisions, viz. | It is further divided into two divisions, viz. | 
| 6. Thallophyta, Bryophyta and Pteridophyta. | Gymnospermae and Angiospermae. |