| Aizoaceae | |
Lithops aucampiae
| L. Bolus | S. African Gard. 1932, xxii. 276, 306. | |
| Aizoaceae | |
Lithops bella
| N.E. Br. | Gard. Chron., ser. 3 71: 80 | 1922 |
| Aizoaceae | |
Lithops bromfieldii
| L. Bolus | Pt. II. 452 | 1934 |
| Aizoaceae | |
Lithops coleorum
| S.A. Hammer & Uijs | Aloe 31(2): 36 | 1994 |
| Aizoaceae | |
Lithops comptonii
| L. Bolus | S. African Gard. 20: 214 | 1930 |
| Aizoaceae | |
Lithops dabneri
| | J. S. African Bot. 31: 237 | 1965 |
| Aizoaceae | |
Lithops dinteri
| Schwantes | 3: 97 | 1927 |
| Aizoaceae | |
Lithops divergens
| L. Bolus | Pt. II. 451 | 1934 |
| Aizoaceae | |
Lithops dorotheae
| Nel | Succulenta | 1939 |
| Aizoaceae | |
Lithops erniana
| Tischer ex Jacobsen | Sukkulentenkunde 145 | 1933 |
| Aizoaceae | |
Lithops francisci
| N.E. Br. | Gard. Chron., ser. 3 79: 102 | 1926 |
| Aizoaceae | |
Lithops fulleri
| N.E. Br. | Gard. Chron., ser. 3 81: 70 | 1927 |
| Aizoaceae | |
Lithops fulviceps
| N.E. Br. | Gard. Chron., ser. 3 71: 55 | 1922 |
| Aizoaceae | |
Lithops gesinae
| | | |
| Aizoaceae | |
Lithops gracilidelineata
| Dinter | 18 | 1928 |
| Aizoaceae | |
Lithops hallii
| de Boer | Succulenta 1957, 85 | 1957 |
| Aizoaceae | |
Lithops helmutii
| L. Bolus | S. African Gard. 23: 218 | 1933 |
| Aizoaceae | |
Lithops herrei
| L. Bolus | Pt. II. 346 | 1932 |
| Aizoaceae | |
Lithops hookeri
| Schwantes | Möller's Deutsche Gärtn.-Zeitung 43: 46 | 1928 |
| Aizoaceae | |
Lithops julii
| N.E. Br. | | |
| Aizoaceae | |
Lithops karasmontana
| | | |
| Aizoaceae | |
Lithops lesliei
| (N.E. Br.) N.E. Br. | Gard. Chron., ser. 3 71: 65 | 1922 |
| Aizoaceae | |
Lithops localis
| Schwantes | | |
| Aizoaceae | |
Lithops marginata
| Nel | Lithops 113 | 1947 |
| Aizoaceae | |
Lithops marmorata
| | | |
| Aizoaceae | |
Lithops meyeri
| L. Bolus | S. African Gard. 22: 102 | 1932 |
| Aizoaceae | |
Lithops olivacea
| L. Bolus | Pt. 2, 84 | 1929 |
| Aizoaceae | |
Lithops optica
| N. E. Br. Forma Optica | | |
| Aizoaceae | |
Lithops otzeniana
| Nel | Kakteenkunde kunde, 1937, 123. | 1937 |
| Aizoaceae | |
Lithops peersii
| L. Bolus | Notes Mesembr. Pt. 2 84 | 1929 |
| Aizoaceae | |
Lithops pseudotruncatella
| | | |
| Aizoaceae | |
Lithops ruschiorum
| | | |
| Aizoaceae | |
Lithops salicola
| L. Bolus | Pt. III. 33 | 1936 |
| Aizoaceae | |
Lithops steineckeana
| Tischer | Succulenta 1951, 37 | |
| Aizoaceae | |
Lithops turbiniformis
| N.E. Br. | Gard. Chron., ser. 3 71: 55 | 1922 |
| Aizoaceae | |
Lithops vallis-mariae
| | | |
| Aizoaceae | |
Lithops vanzijlii
| L. Bolus | | |
| Aizoaceae | |
Lithops verruculosa
| Nel | Ann. Uniw. Stellenbosch, Reeks A, Wis- Natuurk. 21(1): 9 | 1943 |
| Aizoaceae | |
Lithops villetii
| L. Bolus | Pt. 3, 234 | 1950 |
| Aizoaceae | |
Lithops viridis
| C.A. Lückh. | J. S. African Bot. 24: 159 | 1958 |
| Aizoaceae | |
Lithops werneri
| Schwantes & H. Jacobsen | Cact. Succ. J. Gr. Brit. 13: 69 | 1951 |