| Apocynaceae | |
Adenium arabicum
| Balf. f. | Trans. Roy. Soc. Edinburgh 31: 161 | 1888 |
| Apocynaceae | |
Adenium arboreum
| Ehrenberg | Symb. Phys. 4 | |
| Apocynaceae | |
Adenium arboreum
| Ehrenb. | Symb. Phys., Bot. t. 4 | 1900 |
| Apocynaceae | |
Adenium boehmianum
| Schinz | | |
| Apocynaceae | |
Adenium coetaneum
| Stapf | | |
| Apocynaceae | |
Adenium dhofarense
| Rzepecky | Cact. Succ. J. (Los Angeles) 87(3): 131 | 2015 |
| Apocynaceae | |
Adenium honghel
| A. DC. | Prodr. 8: 412 | 1844 |
| Apocynaceae | |
Adenium honghel
| Lindl. | Bot. Reg. 32: t. 54 | |
| Apocynaceae | |
Adenium lugardii
| N.E. Br. | | |
| Apocynaceae | |
Adenium micranthum
| Stapf | Bull. Misc. Inform. Kew 1894: 334 | 1894 |
| Apocynaceae | |
Adenium multiflorum
| Klotzsch | Naturw. Reise Mossambique 279 | |
| Apocynaceae | |
Adenium namaquanum
| Wyley ex Harvey | Thes. Cap. 2: 11, t. 117 | |
| Apocynaceae | |
Adenium namaquarium
| Hensl. | Gardner (London) 1901: 1194 | 1901 |
| Apocynaceae | |
Adenium namaquarium
| G. Hensl. | | |
| Apocynaceae | |
Adenium obesum
| (Forssk.) Roem. & Schult. | Syst. Veg. (ed. 15 bis) 4: 411 | 1819 |
| Apocynaceae | |
Adenium oleifolium
| Stapf | | |
| Apocynaceae | |
Adenium socotranum
| Vierh. | | |
| Apocynaceae | |
Adenium somalense
| Balf. f. | | |
| Apocynaceae | |
Adenium speciosum
| Fenzl | Acad. Wien. Math. Nat., 51 Abth., 2: 140 | 1865 |
| Apocynaceae | |
Adenium swarzicum
| Stapf | | |
| Apocynaceae | |
Adenium swazicum
| Stapf | | |
| Apocynaceae | |
Adenium tricholepis
| Chiov. | Fl. Somala 2: 288 | 1932 |