Mesembryanthemum uncinatum Linnaeus, Species Plantarum 1: 483. 1753.
"Habitat in Africa." RCN: 3685.
Lectotype (Hartmann in Bradleya 17: 70. 1999): [icon] " Mesembryanthemum perfoliatum, foliis minoribus diacanthis" in Dillenius, Hort. Eltham. 2: 250, t. 193, f. 239. 1732.
Current name: Ruschia uncinata (L.) Schwantes ( Aizoaceae).
Note: As Friedrich (in Mitt. Bot. Staatssamml. München 4: 132. 1961) expressed doubt as to whether the Dillenius plate was the type, Hartmann is accepted as the typifier.