| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Campanulaceae | Campanula | Bellflower |  | ||
| Campanulaceae | Campanulastrum | American-bellflower |  | ||
| Campanulaceae | Hippobroma |  | |||
| Campanulaceae | Jasione | Sheep's-bit |  | ||
| Campanulaceae | Legousia | Venus's Looking-Glass | On ballast. | Native of Europe. |  |
| Campanulaceae | Lobelia | Lobelia |  | ||
| Campanulaceae | Palustricodon | Marsh-bellflower |  | ||
| Campanulaceae | Platycodon | Japanese Bellflower, Balloonflower | |||
| Campanulaceae | Protocodon | ||||
| Campanulaceae | Rotanthella | Florida-bellflower |  | ||
| Campanulaceae | Triodanis | Venus's Looking-glass |  | ||
| Campanulaceae | Wahlenbergia | Wahlenbergia |  |
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