Cereus truncatus Sweet =
Epiphyllum altensteinii Pfeiff.
English:
truncatus,-a,-um;
Link to this page:
http://plantillustrations.org/species.php?id_species=226627
https://archive.org/stream/sweetshortusbrit11826swee#page/172/mode/2up
ID recognized genus:
1691
recognized genus: