| Author | Title | Journal/publisher | Literature ref. no. |
| Manning, J.C. & Goldblatt, P. (2010) | Botany and Horticulture of the Genus Freesia (Iridaceae) | Strelitzia 27 South African National Biodiversity Institute, Pretoria | 1018 |
Note that the process of capturing references from species to the literature and the reverse may be incomplete.
| Species found: 4 |
| Freesia grandiflora subsp. grandiflora |
| Freesia grandiflora subsp. occulta |
| Freesia laxa subsp. azurea |
| Freesia laxa subsp. laxa |