I just wanted to comment that the binomial for this named cultivar sees to be Hylocereus guatemalensis (see, for instance, ...Read More//edis.ifas.ufl.edu/hs303" target="_dgnew"rel="nofollow">http://edis.ifas.ufl.edu/hs303 ). I have also seen one and only one website claim that it's an interspecies hybrid of guatemalensis x undatus (see http://mattslandscape.com/detail/?plant_name=American Beauty ).
I just wanted to comment that the binomial for this named cultivar sees to be Hylocereus guatemalensis (see, for instance, ...Read More