Delosperma invalidum (N.E.Br.) H.E.K.Hartmann, Illustr. Handb. Succ. Pl. Aizoaceae A-E: 197. 2001 ["2002"] sec. Hartmann 2017
- ≡Mesembryanthemum invalidum N.E.Br. in J. Linn. Soc., Bot. 45: 105. 1920 syn. sec. Hartmann 2017
- ≡Mesembryanthemum incomptum Salm-Dyck, Monogr. Aloes Mesembr. 2: §56, f. 4. 1837, nom. illeg., syn. sec. Hartmann 2017
- =Mesembryanthemum lanceum Eckl. & Zeyh., Enum. Pl. Afric. Austral. 3: 322. 1837, nom. illeg., syn. sec. Kew WCVP (2019)
- =Delosperma incomptum var. ecklonis (Salm-Dyck) H.Jacobsen in Natl. Cact. Succ. J. 10: 80. 1955 syn. sec. Hartmann 2017