The cat can't smell any flowers.

There are mainly the following kinds of flowers that cats can't smell:

1. Lily: Lily contains a toxic substance called styrene, which is harmful to the nervous system and liver of cats and may lead to poisoning.

2. Tulip: Tulip contains a toxic substance called oxytetracycline, which is harmful to the nervous system of cats and may cause poisoning symptoms.

3. Geranium: Geranium contains a substance called coumarin, which is harmful to the cat's liver and may lead to poisoning.

4. Zinnia: Zinnia contains a toxic substance called pyrrolidine, which is harmful to the nervous system and liver of cats and may cause poisoning symptoms.

5. Jasmine: Jasmine contains a substance called phenylethanol, which is harmful to the nervous system of cats and may lead to poisoning.