I would say that your plant is M. aurantiaca!!
It’s also most likely that my Musa “Orange” is M. aurantiaca too.
M.rubinea var. orange, is not a valid name because it’s not an officially described species.
David Constantine said the picture of M.rubinea var. orange on the Nature products site seems superficially to resemble M.aurantiaca.
new banana cultivar
Tony