Disphyma crassifolium Disphyma crassifolium (L.) L.Bolus in Fl. Pl. South Africa 6. 1927 sec. Hartmann 20171 wfo-0000652287≡Mesembryanthemum crassifolium L., Sp. Pl.: 484. 1753 syn. sec. Hartmann 20171 wfo-00003714791. Hartmann, H. E. K. 2017 – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: SpringerContent