| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Boraginaceae | Cynoglossum amabile | Chinese Hound's-tongue, Blue Showers | Disturbed areas, escaped or persistent from horticultural use. | Native of e. Asia. | |
| Boraginaceae | Cynoglossum creticum | Blue Hound's-tongue | Pastures, disturbed areas. | Native of Mediterranean Europe. | |
| Boraginaceae | Cynoglossum officinale | Hound's-tongue | Disturbed areas, roadsides, pastures, calcareous shale barrens. | Native of Eurasia. |  |
| Boraginaceae | Cynoglossum zeylanicum | Ceylon Hound's-tongue | Disturbed areas. | Native of s. Asia. |  |
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