Conophytum concordans G.D.Rowleyin Natl. Cact. Succ. J. 33: 7. 1978 sec. Hammer & A.J.Young 20171 wfo-0000618680
≡Ophthalmophyllum villetii L.Bolusin J. S. African Bot. 28: 225. 1962 syn. sec. Hammer & A.J.Young 20171 wfo-0001293716
1.Hammer, S. A. & A.J.Young 2017: Conophytum - Ruschioideae. – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: Springer