Rhizome erect to short creeping; rhizome scales dark to golden brown, paler margins, top slowly tapering to a point, up to 10 mm long. Fronds tufted, erect, coriaceous. Stipe brownish black, shining, up to 22 cm long, as long to 1.8 times as long as the lamina, with a few scales near the base, similar to those on the rhizome. Lamina sharply triangular in outline, c. 100-180 mm × 56-150 mm, bi-pinnate to tri-pinnate on the basiscopically developed basal pinnae, pinnae petiolate, deltate, up to 15 pairs. Pinnules up to 18 mm × 3-6 mm, oblong to ovate-rectangular in outline, deep subglossy green above, paler below, margins entire, apex rounded, base cordate, articulated to the apices of short petiolules, glabrous on both surfaces, veins hardly visible, free. Rhachis, secondary rhachis brownish black, with short brown hairs on the upper surfaces. Sori marginal, continuous to within a few milimeters of the apex, indusium entire, membranous, continuous.
Derivation of specific name
boivinii: named after L.H. Boivin (1808-1852), French collector and botanist.
Botswana, Comolo Isl., Kenya, Madagascar, Mauritius, South Africa, Tanzania, Zambia, Zimbabwe, as well as Sri Lanka and southern India.