Cotyledon umbilicus-veneris Linnaeus var. repens Linnaeus, Species Plantarum 1: 429. 1753.

RCN: 3341.

Type not designated.

Original material: [icon] in Mattioli, Pl. Epit.: 858. 1586; [icon] in Dodart, Mém . Acad. Roy. Sci. Paris 1666-1699 4: 265, t. 4. 1731.

Current name: Umbilicus luteus (Huds.) Webb & Berthel. ( Crassulaceae).

Note: Although some authors have treated U. erectus DC. as the correct name for this taxon, it is superfluous as C. lutea Huds. (and C. lusitanica Lam.) are cited in its protologue (see López González in Anales Jard. Bot. Madrid 51: 171. 1993).