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CCDB → Angiosperms → Crassulaceae → Umbilicus → Umbilicus horizontalis (Guss.) DC.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Umbilicus horizontalis (Guss.) DC. | Umbilicus horizontalis (Guss.) DC. | 24 | Flora Europaea | Uhl, 1948 | ||
| Umbilicus horizontalis (Guss.) DC. | Umbilicus horizontalis (Guss.) DC. | 48 | IPCN online | Contandriopoulos, J., D. Noguet & C. Zevaco-Schmitz. 1987. Contribution à l'étude de quelques espèces interessantes de Corse: cytotaxonomie et comportement écologique. Biol.-Ecol. Medit. 10: 259–271. | |||
| ! | Umbilicus horizontalis (Guss.) DC. | Umbilicus horizontalis (Guss.) DC. | 48 | Fedorov, 1974 | Uhl 1948 | ||
| ! | Umbilicus horizontalis (Guss.) DC. | Umbilicus horizontalis (Guss.) DC. | 48 | Darlington, 1955 | Uhl 1948 | ||
| Umbilicus horizontalis (Guss.) DC. | Umbilicus horizontalis (Guss.) DC. | 48 | CromoCat 2015 | Uhl, C. H. (1948). Cytotaxonomic studies in the subfamilies Crassuloideae, Kalanchoideae, and Cotyledonoideae of the Crassulaceae. Amer. J. Bot. 35: 695-706. |