Species list: Justicia
- Justicia aconitiflora (A.Meeuse) Cubey LC
- Justicia adhatodoides (E.Mey. ex Nees) V.A.W.Graham LC
- Justicia anagalloides (Nees) T.Anderson LC
- Justicia andromeda (Lindau) J.C.Manning & Goldblatt LC
- Justicia australis (P.G.Mey.) Vollesen LC
- Justicia betonica L. LC
- Justicia bolusii C.B.Clarke Rare
- Justicia campylostemon (Nees) T.Anderson LC
- Justicia capensis Thunb. LC
- Justicia conferta J.C.Manning & Goldblatt LC
- Justicia crassiuscula (P.G.Mey.) J.C.Manning & Goldblatt VU*
- Justicia cuneata Vahl subsp. cuneata LC
- Justicia cuneata Vahl subsp. latifolia (Nees) Immelman LC
- Justicia debilis (Forssk.) Vahl LC
- Justicia distichotricha Lindau LC
- Justicia divaricata Licht. ex Roem. & Schult. LC
- Justicia dregei J.C.Manning & Goldblatt LC
- Justicia exigua S.Moore LC
- Justicia flava (Vahl) Vahl LC
- Justicia guerkeana Schinz LC
- Justicia heterocarpa T.Anderson subsp. dinteri (S.Moore) Hedrén LC
- Justicia incana (Nees) T.Anderson LC
- Justicia karroica J.C.Manning & Goldblatt LC
- Justicia leucoderme Schinz LC
- Justicia linifolia (Lindau) V.A.W.Graham LC
- Justicia matammensis (Schweinf.) Oliv. LC
- Justicia minima A.Meeuse Rare
- Justicia montis-salinarum A.Meeuse Rare
- Justicia nkandlaensis (Immelman) J.C.Manning & Goldblatt Rare
- Justicia odora (Forssk.) Vahl LC
- Justicia orchioides L.f. subsp. glabrata Immelman LC
- Justicia orchioides L.f. subsp. orchioides VU
- Justicia petiolaris (Nees) T.Anderson subsp. bowiei (C.B.Clarke) Immelman LC
- Justicia petiolaris (Nees) T.Anderson subsp. petiolaris LC
- Justicia protracta (Nees) T.Anderson LC
- Justicia puberula Immelman LC
- Justicia rhodesiana S.Moore LC
- Justicia saxatilis (Munday) J.C.Manning & Goldblatt Rare
- Justicia scandens Vahl LC
- Justicia spartioides T.Anderson LC
- Justicia thymifolia (Nees) C.B.Clarke LC
- Justicia tubulosa (Nees) T.Anders. subsp. late-ovata (C.B.Clarke) J.C.Manning & Goldblatt LC
- Justicia tubulosa (Nees) T.Anders. subsp. tubulosa LC