The characters possessed by flowers are as follows:
- Flowers are large
- To attract insects, they are bright-coloured
- Sticky or spiny nature of pollens enables them to be carried easily by insects
- Emit scent/fragrance to attract insects
- Synthesize nectar which serves as food for insects]
- Stigma is sticky and does not hang out from the flower
- Flowers tend to be in clusters making them conspicuous