Rhizomes erect. Stipe stramineous to dark brown, 20-40 cm; stipe scales blackish brown, lanceolate, 10-12 × 1(-2.5) mm. Lamina 2-pinnate, lanceolate, 40-80 × 14-40 cm; free lateral pinnae 18-35 pairs, continuous; basal pinnae slightly shortened, 7-15 × 1.5-2.5 cm, not reflexed; middle pinnae 7-18 × 2-4 cm; pinnules entire or rarely crenate, obtuse and entire at apex, hyaline margins lacking. Rachises and costae abaxially covered with many scales, scales on costae lanceolate near rachises and ± bullate distally, sometimes scales absent or few on costules. Veins of ultimate pinnules pinnate, with brown hairs and few glandular hairs on abaxial surface. Sori only on distal part of pinnules, contiguous, medial. Indusia distinct and persistent, entire or nearly so. Perispore echinate.
Home