Mesembryanthemum longispinulum Haw. in Philos. Mag. J. 64: 426. 1824
Mesembryanthemum longispinulum in Philos. Mag. J. 64: 426. 1824
is basionym for Perapentacoilanthus longispinulus in Lav. Ist. Bot. Giard. Colon. Palermo 16: 31. 1960
is basionym for Aridaria longispinula in S. African Gard. 18: 127. 1928
is basionym for Nycteranthus longispinulus, Handb. Succ. Pl. 3: 1319. 1960