Epiphyllum pumilum
- ≡Phyllocactus pumilus in Monatsschr. Kakteenk. 23: 117. 1913 syn. sec. Korotkova & al. 20171
- Holotype: Guatemala. Locality unknown, 1910, Eichlam s.n. (US-691392) http://n2t.net/ark:/65665/3ce128ebf-3416-4e73-a24b-8dff73c2122c
- 1. Korotkova, N., Borsch, T. & Arias, S. 2017: A phylogenetic framework for the Hylocereeae (Cactaceae) and implications for the circumscription of the genera. – Phytotaxa 327(1): 1-46. http://doi.org/10.11646/phytotaxa.327.1.1
- =Epiphyllum caudatum in Contr. U.S. Natl. Herb. 16: 256. 1913 syn. sec. Korotkova & al. 20172
- ≡Phyllocactus caudatus in Monatsschr. Kakteenk. 23: 116. 1913 syn. sec. Korotkova & al. 20172
- Holotype: Mexico. Oaxaca: Near Comaltepec, 30 July 1894, Nelson 919 (US-00115643) http://n2t.net/ark:/65665/3f1d6808f-13fa-4126-9217-640b127a64df
- 2. Korotkova, N., Borsch, T. & Arias, S. 2017: A phylogenetic framework for the Hylocereeae (Cactaceae) and implications for the circumscription of the genera. – Phytotaxa 327(1): 1-46. http://doi.org/10.11646/phytotaxa.327.1.1