Cyanotis (syn. Tonningia) is a genus of mainly perennial plants in the family Commelinaceae.
World-wide, there are an estimated 50-100 species, including:
- Cyanotis cristata
- Cyanotis kewensis
- Cyanotis fasciculata
- Cyanotis somaliensis
- Cyanotis vivipara
- Cyanotis foecunda Hassk. (South Africa)
- Cyanotis lanata Benth. (South Africa)
- Cyanotis lapidosa Phil. FP 8:318 (South Africa)
- Cyanotis longifolia Benth. (South Africa)
- Cyanotis pachyrrhiza Oberm. (South Africa)
- Cyanotis robusta Oberm. (South Africa)
- Cyanotis speciosa (L. f.) Hassk. (South Africa)