LOXOGRAMME latifolia Bonap. [family POLYPODIACEAE], Not. Ptérid. 14: 334 (1923): Tardieu in Mém. I.F.A.N. 28: 213, t. 40/7 (1953); Alston, Ferns W.T.A.: 48 (1959); Tardieu, Fl. Cameroun 3, Ptérid.: 344, t. 16/7 (1964); Schelpe in Contr. Bolus Herb. 1: 94 (1969) and C.F.A., Pterid.: 116 (1977). Type: Congo (Kinshasa), Lesse, forest bordering the R. Semliki, Bequaert 3073 (BR, holo., P, iso.)
Polypodium loxogramme Bonap. forma gigas [family POLYPODIACEAE], Not. Ptérid. 15: 45 (1924). Type: Uganda, Mengo District, Kipayo, Dummer 754 (sphalm: ‘154’) (US 634593 & 634594, syn., K!, isosyn.)
Loxogramme lanceolata (Bonap.) Benl var. latifolia [family POLYPODIACEAE], in Pterid. Fernando Po, Acta Bot. Barcinon. 33: 26 (1982)