Phaseolus smilacifolius Pollard. Section: Paniculati. Subsection: Volubili. Hab: Hammocks. Dist: Ne. FL south to nc. peninsular FL.
Origin/Endemic status: Endemic
Taxonomy Comments: This taxon needs additional study; it is sometimes regarded as a hybrid of P. polystachios × P. sinuatus. Abbott & Judd (2000) regarded the 100% germination rate of its seeds as evidence supporting specific status. Debouck (2021) accepted it at species rank.
Synonymy: = S, Debouck (2021); = Phaseolus ×smilacifolius Pollard (pro sp.) – WH3; = Phaseolus polystachyus (L.) Britton, Sterns, & Poggenb. ssp. smilacifolius (Pollard) Freytag – K4, Freytag & Debouck (2002)