Lithops verruculosa
Lithops verruculosa in Ann. Univ. Stellenbosch, Reeks A, Wis.- Naturk 21(1): 9. 1943 sec. Cole & Cole 20171
- ≡Lithops verruculosa var. verruculosa syn. sec. The Plant List v. 1.1 20132
- =Lithops verruculosa var. glabra in Succulenta (Netherlands) 45: 107. 1966 syn. sec. Cole & Cole 20174
- –Lithops geoffreyi, nom. nud., syn. sec. Cole & Cole 20174,5,6
- 4. Cole, D. T. & Cole, N. A. 2017: Lithops. – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: Springer, 5. in litt., 6. Cole, D. T. & Cole, N. A. 2017: Lithops. – In: Hartmann, H. E. K., Illustrated handbook of succulent plants. Aizoaceae, ed. 2. – Berlin: Springer