Corryocactus brevistylus Holotype: Peru, Arequipa: “near Yura (station of the railway Arequipa – Puno)” [protologue, translated]; “on stony ground with scarce vegetation", alt. 2400 m, 31 Aug 1902, A. Weberbauer 1414 (B, in spirit: B 810006719) Lectotype: [icon] Backeberg, Cactaceae 2: 851, fig. 764. 1959