Daltröm, S. and Ruíz Pérez, S. 2015. Three new species of <i>Masdevallia</i> (Orchidaceae: Pleurothallidinae) from the Ayacucho and Puno regions in Peru. Lankesteriana: International Journal on Orchidology. 15, 2 (Aug. 2015). DOI:https://doi.org/10.15517/lank.v15i2.20746.