Parrycactus schwarzii (G.E.Linds.) Doweld in Novosti Sistematiki Vysshikh Rastenii 32: 118. 2000
Parrycactus schwarzii in Novosti Sistematiki Vysshikh Rastenii 32: 118. 2000
is new combination for Ferocactus schwarzii in Cact. Succ. J. (Los Angeles) 27: 70. 1955