APC Comment:Listed by A.D.Chapman, Austral. Pl. Name Index 2229 (1991) as the corresponding autonym to Phaius grandifolius f. idae F.M.Bailey and P. grandiflorus f. soutteri F.M.Bailey. Phaius grandifolius is now considered to have been misapplied to Phaius australis F.Muell. in Australia.