Calazans, L.S. and Sakuragui, C.M. 2013. A new species of Philodendron (Araceae) and a key to Brazilian Atlantic Forest species of P. subgenus Pteromischum. Phytotaxa. 94, 2 (Apr. 2013), 49–55. DOI:https://doi.org/10.11646/phytotaxa.94.2.3.