Disocactus speciosus subsp. bierianus Ralf Bauer in EPIG 60: 31. 2008
Disocactus speciosus subsp. bierianus in EPIG 60: 31. 2008
Holotype: Mexico, Guerrero, between Filo de Caballos and Puerto del Gallo, c. 2000 m, 23 Feb 1992, Lautner L92/46 (ZSS)
Disocactus speciosus subsp. bierianus in EPIG 60: 31. 2008