Tectaria minuta Copel.

Caudex short, suberect, scales narrow, to 3 mm long; stipe to 4.5 cm long, slender, dark, minutely hairy; lamina firm, ovate, base cordate, apex rounded, margins broadly crenate, to 4 cm long and 2.7 cm wide; both surfaces glabrous, including upper surface of costa; main veins not prominent, not reaching margin, smaller veins forming areoles with few included veinlets; sori sparse, some at the ends of veinlets in areoles; indusia round-reniform, persistent.