NEPHROLEPIS undulata (Sw.) J. Sm. [family OLEANDRACEAE], in Bot. Mag. 72, companion: 35a (1846); Tardieu in Mém. I.F.A.N. 28: 155 (1953); Demaret in Expl. Hydrobiol. Lac Tanganika 1946–47, Rés. Sci. 4 (2): 38 (1955); Tardieu in Fl. Madag. 5 (1): 63, t. 10/1–3 (1958); Alston, Ferns W.T.A.: 50 (1959); Haerdi, Acta Trop., suppl. 8: 34 (1964); Tardieu, Fl. Cameroun 3, Ptérid.: 109, t. 7/9–10 (1964) & Fl. Gabon 8, Ptérid.: 86, t. 9/9–10 (1964); Pic. Serm. in Ann. Mus. Civ. Stor. Nat. Genova 77: 273 (1969); Schelpe, F.Z., Pterid.: 162 (1970) & Expl. Hydrobiol. Bassin L. Bangweolo & Luapula, 8(3) Ptérid.: 69 (1973) & C.F.A., Pterid.: 125, t. 22 (1977); Schelpe & M.A. Diniz, Fl. Moçamb., Pterid.: 167 (1979); Kornaś, Distr. Ecol. Pterid. Zambia: 117, fig. 79A (1979); W. Jacobsen, Ferns S. Afr.: 322, fig. 235, map 102 (1983); Pic. Serm. in B.J.B.B. 55: 188 (1985); J.E. Burrows, S. Afr. Ferns: 204, t. 33/7, fig. 47/208 (1990); Faden in U.K.W.F. ed. 2: 25 (1994). Type: Sierra Leone, Afzelius (S-PA, holo., BM!, UPS, iso.)