| Aizoaceae | |
Gibbaeum album
| N.E. Br. | Gard. Chron. III, 79: 215 | 1926 |
| Aizoaceae | |
Gibbaeum angulipes
| N.E. Br. | | |
| Aizoaceae | |
Gibbaeum argenteum
| N.E. Br. | Gard. Chron. III, 70: 273 | 1921 |
| Aizoaceae | |
Gibbaeum blackburniae
| L. Bolus | | |
| Aizoaceae | |
Gibbaeum comptonii
| L. Bolus | | |
| Aizoaceae | |
Gibbaeum cryptopodium
| L. Bolus | | |
| Aizoaceae | |
Gibbaeum dispar
| N.E. Br. | | |
| Aizoaceae | |
Gibbaeum dubium
| H. Jacobsen | Natl. Cact. Succ. J. 4: 58 | 1949 |
| Aizoaceae | |
Gibbaeum esterhuyseniae
| L. Bolus | | |
| Aizoaceae | |
Gibbaeum geminum
| N.E. Br. | | |
| Aizoaceae | |
Gibbaeum gibbosum
| N.E. Br. | | |
| Aizoaceae | |
Gibbaeum haagei
| | | |
| Aizoaceae | |
Gibbaeum haagei
| Schwantes ex H. Jacobsen | Succ. Pl. 179 | 1935 |
| Aizoaceae | * |
Gibbaeum haagei
| Schwantes | Beitr. Sukkulentenk. Sukkulentenpflege 1938: 89 | 1938 |
| Aizoaceae | |
Gibbaeum haaglenii
| (Schwantes) H.E.K. Hartmann | Ill. Handb. Succ. Pl., Aizoaceae 38 | 2002 [2001] |
| Aizoaceae | |
Gibbaeum heathii
| (N.E. Br.) L. Bolus | Notes Mesembr. Pt. 3: 65 | 1937 |
| Aizoaceae | |
Gibbaeum helmiae
| L. Bolus | Notes Mesembrianthemum 2: 402 | 1933 |
| Aizoaceae | |
Gibbaeum hortenseae
| (N.E. Br.) Thiede & Klak | Strelitzia 9: 705 | 2000 |
| Aizoaceae | |
Gibbaeum johnstonii
| Van Jaarsv. & S.A. Hammer | Bradleya 14: 14 | 1996 |
| Aizoaceae | |
Gibbaeum luckhoffii
| L. Bolus | | |
| Aizoaceae | |
Gibbaeum luteoviride
| N.E. Br. | | |
| Aizoaceae | |
Gibbaeum marlothii
| N.E. Br. | Gard. Chron. III, 84: 492 | 1928 |
| Aizoaceae | |
Gibbaeum molle
| N.E. Br. | Gard. Chron. III, 79: 216 | 1926 |
| Aizoaceae | |
Gibbaeum muirii
| N.E. Br. | Gard. Chron. III, 79: 216 | 1926 |
| Aizoaceae | |
Gibbaeum nebrownii
| Tischler | Kakteen And. Sukk. 1: 151 | 1937 |
| Aizoaceae | |
Gibbaeum nebrownii
| Tischer | | |
| Aizoaceae | |
Gibbaeum nelii
| Schwantes ex Jacobsen | 133t. 125 | 1933 |
| Aizoaceae | |
Gibbaeum nuciforme
| Glen & H.E.K. Hartmann | Ill. Handb. Succ. Pl., Aizoaceae 40 | 2002 [2001] |
| Aizoaceae | |
Gibbaeum pachypodium
| L. Bolus | | |
| Aizoaceae | |
Gibbaeum perviride
| N.E. Br. | | |
| Aizoaceae | |
Gibbaeum petrense
| Tischer | | |
| Aizoaceae | |
Gibbaeum petrense
| (N.E. Br.) Tischler | Kakteen And. Sukk. 1: 151 | 1937 |
| Aizoaceae | |
Gibbaeum pilosulum
| N.E. Br. | | |
| Aizoaceae | |
Gibbaeum pubescens
| | | |
| Aizoaceae | |
Gibbaeum pubescens
| (Haw.) N.E. Br. | Gard. Chron. III, 72: 129 | 1922 |
| Aizoaceae | |
Gibbaeum schwantesii
| Tischler | Kakteen And. Sukk. 1: 152 | 1937 |
| Aizoaceae | |
Gibbaeum schwantesii
| Tischer | | |
| Aizoaceae | |
Gibbaeum shandii
| N.E. Br. | Gard. Chron. III, 72: 129 | 1922 |
| Aizoaceae | * |
Gibbaeum tischleri
| H. Wulff | Sukkulentenkunde 3: 55 | 1949 |
| Aizoaceae | |
Gibbaeum tischleri
| Wulff | | |
| Aizoaceae | |
Gibbaeum velutinum
| Schwantes | | |