| Complete Flowers | Incomplete Flowers |
| 1. Complete flower is always bisexual | 1. Incomplete flower may be bisexual or unisexual |
| 2. All the four floral whorls-calyx, corolla, androecium and gynoecium are present | 2. It lacks one or more of the four floral whorls |
| 3. In complete flower, both are accessory floral whorls are always present. | 3. In incomplete flower, two or one accessory floral whorls are present or may not be present. |
| 4. It is regarded as a typical flower | 4. It is not regarded as a typical flower. |
| 5. Example: Hibiscus, Daturia, etc | 5. Example: Cucurbita, Polianthes |