Melocactus stramineus
Melocactus stramineus in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 185. 1886 ["1885"] sec. Hunt 20061 wfo-0000375263
- ≡Melocactus macracanthos subsp. stramineus in Cactology 2: 35. 2010 syn. sec. Kew 20192 wfo-0001432482
- =Melocactus barbarae in Kakteen Orch. Rundschau 13(2): 13–19. 1988 syn. sec. Hunt 20063 wfo-0001289742