Peronocactus muricatus (Link & Otto ex Pfeiff.) Doweld in Sukkulenty 2(2): 21. 1999 Peronocactus muricatus (Link & Otto ex Pfeiff.) Doweld in Sukkulenty 2(2): 21. 1999is new combination for Echinocactus muricatus Link & Otto ex Pfeiff., Enum. Diagn. Cact.: 49. 1837Taxon for this namePeronocactus muricatus (Link & Otto ex Pfeiff.) Doweld