Hartmanthus pergamentaceus Hartmanthus pergamentaceus (L.Bolus) S.A.Hammer in Haseltonia 3. 1995 sec. Hartmann 20171≡Delosperma pergamentaceum L.Bolus in Fl. Pl. South Africa 7: t. 278. 1927 syn. sec. Hartmann 20171≡Delosperma pergamentaceum var. pergamentaceum syn. sec. The Plant List v. 1.1 201321. Hartmann, H. E. K. 2017 – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: Springer, 2. TPL=Delosperma pergamentaceum var. roseum Lavis in J. S. African Bot. 33: 313. 1967 syn. sec. Hartmann 201733. Hartmann, H. E. K. 2017 – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: SpringerContent
