Disocactus speciosus subsp. bierianus
Disocactus speciosus subsp. bierianus in EPIG 60: 31. 2008 sec. Cruz & al. 20161
- Holotype: Mexico, Guerrero, between Filo de Caballos and Puerto del Gallo, c. 2000 m, 23 Feb 1992, Lautner L92/46 (ZSS)
- 1. Cruz, M.Á., Arias, S. & Terrazas, T. 2016: Molecular phylogeny and taxonomy of the genus Disocactus (Cactaceae), based on the DNA sequences of six chloroplast markers. – Willdenowia 46: 145-164. http://doi.org/10.3372/wi.46.46112