1847 W. E. Steele 94 Leaves pinnate, leaflets cordate-ovate, inciso-lobate.
1848 J. D. Dana (new ed.) 180 Lamellæ stout, broad dentate and inciso-dentate.
1870 J. D. Hooker 285 Leaves ovate-cordate inciso-serrate.
1870 J. D. Hooker 462 Asplenium Adiantum-nigrum..pinnules petioled inciso-pinnatifid and serrate.