Sclerocactus whipplei
Sclerocactus whipplei, Cactaceae 3: 213. 1922 sec. Parfitt & Gibson 20031
- =Echinocactus whipplei var. nanus in Monatsschr. Kakteenk. 10: 119. 1900 syn. sec. Kew WCVP (2019)2
- =Sclerocactus whipplei var. pygmaeus in Leafl. W. Bot. 5(12): 192. 1949 syn. sec. Parfitt & Gibson 20033
- =Sclerocactus parviflorus var. blessingiae in Saguaroland Bull. 34(3): 29. 1980 syn. sec. Kew WCVP (2019)4
- =Sclerocactus whipplei subsp. busekii in Succulenta (Netherlands) 74(1): 136. 1995 syn. sec. Kew WCVP (2019)5
- =Pediocactus whipplei subsp. busekii in Acta Mus. Richnov., Sect. Nat., 5: 17. 1998 syn. sec. Kew WCVP (2019)6