Conophytum irmae Conophytum irmae S.A.Hammer & Barnhill in Bradleya 15: 43. 1997 sec. Hammer & A.J.Young 20171 wfo-00006188071. Hammer, S. A. & A.J.Young 2017: Conophytum - Ruschioideae. – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: SpringerContent