I know I m not going to be able to convince you based on past experience but what you ve done will probably do more harm than good Almost no one is familiar with the name Acer floridanum and despite the fact that recent publications suggest that Acer floridanum might be preferable the conclusion of that paper wasn t entirely confident as I recall it s a bit premature to be moving it Aside from the one publication in a relatively unimportant botanical journal there isn t much supporting the name It s not considered accepted by the vast majority of sources including ITIS which I think is our standard Besides the taxonomy of the species is simply too volatile to be moving it around DNA work could reveal tomorrow that it s a variety of sugar maple It s best to wait until a name is more or less universally accepted I would wait until the publication of volume 13 of the Flora of North America which will include the Sapindaceae talk contribs