Rhizome creeping, branched, hairy; hairs 2.5-5 mm long. Lamina dichotomously divided with a pair of accessory pinnae present at each fork of the divisions. Accessory pinnae well developed, similar to terminal pinnae, up to 8 x 3 cm. Terminal pinnae oblong-elliptic to oblong-lanceolate in outline, deeply pinnatifid, up to 18-25 x 4.5-7 cm. Pinnule lobes 25-35 × 3-4 mm, long, narrow and herbaceous, margin entire and a little rolled outwards towards the abaxial side, apex rounded, glabrous on both surfaces, borne only on the ultimate branches, the other axes naked, naked axes long and slender. Spores monolete.

Differs from D. linearis by having well developed accessory pinnae, terminal pinnae that are wide but not too long, ultimate segments that are long and narrow, naked axes that are long and slender.

See African distribution.

Congo, Dem. Republic of Congo, Ghana, Ivory Coast, Liberia, Sierra Leone.

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