Parodia werdermanniana
Parodia werdermanniana in Bradleya 5: 93. 1987 sec. Anceschi & Magli 20181 wfo-0001256090
- ≡Notocactus werdermannianus in Revista Sudamer. Bot. 7: 75. 1942 syn. sec. Anceschi & Magli 20181 wfo-0001256089
- ≡Peronocactus werdermannianus in Sukkulenty 2(2): 22. 1999 syn. sec. Anceschi & Magli 20181 wfo-0000397855
- ≡Wigginsia werdermanniana in Sukkulenty 3: 62. 2000 syn. sec. Kew 20192 wfo-0000427559
- =Notocactus vanvlietii in Kakteen And. Sukk. 21: 89. 1970 syn. sec. Anceschi & Magli 20183 wfo-0000378677
- =Notocactus vanvlietii var. gracilis in Kakteen And. Sukk. 21: 90. 1970 syn. sec. Kew 20194 wfo-0001433039
- =Notocactus ferrugineus in Internoto 3: 25. 1982 syn. sec. Anceschi & Magli 20185 wfo-0000378878
- ≡Notocactus werdermannianus f. ferrugineus in Internoto 25: 94. 2004 syn. sec. Kew 20196 wfo-0001433040
- =Notocactus memorialis in Internoto 9: 7. 1988 syn. sec. Anceschi & Magli 20187 wfo-0000378547