Template:Ritz et al., 2016
- Ritz, C.M., Fickenscher, K., Föller, J., Herrmann, K., Mecklenburg, R. & Wahl, R. 2016. Molecular phylogenetic relationships of the Andean genus Aylostera Speg. (Cactaceae, Trichocereeae), a new classification and a morphological identification key. Plant Systematics and Evolution 302(7): 763–780. DOI: 10.1007/s00606-016-1296-4