Faucaria subintegra Faucaria subintegra L.Bolus, Notes Mesembryanthemum 2: 449. 1934 sec. Hartmann 201711. Hartmann, H. E. K. 2017 – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: Springer=Faucaria subindurata L.Bolus, Notes Mesembryanthemum 2: 444. 1934 syn. sec. Hartmann 201722. Hartmann, H. E. K. 2017 – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: SpringerContent