Stipe to 37 cm long, pale when dry, basal scales flat, light brown, 10 mm or more long, scales above base very narrow, dark brown, to 8 mm long with inflexed margins; lamina to 32 cm long, thin; basal pinnae 15 cm long bearing 1 pair free pinnules and 2 or 3 pairs adnate, basal basiscopic pinnules 6.5 × 2 cm, bearing 1 pair of tertiary leaflets 12 × 5 mm, lobed halfway to their costules; basal acroscopic pinnule 2.5 × 1 cm, deeply lobed, lobes subentire; lower surface of pinna-rachises bearing very narrow scales 2-3 mm long with inflexed margins and clathrate base; appressed red glands present on and between veins on lower surface of pinnules; hairs on upper surfaces of pinna-rachises short; sori medial; indusia small, thin, bearing red glands.
Home