Disocactus speciosus f. amecamensis (Heese) Barthlott in Bradleya 9: 87. 1991 Disocactus speciosus f. amecamensis (Heese) Barthlott in Bradleya 9: 87. 1991is new combination for Cereus amecamensis Heese in Rother, Prakt. Ratgeber Obst-Gartenbau 11: 442. 1896Taxon for this nameDisocactus speciosus f. amecamensis (Heese) Barthlott