Hymenophyllaceae >
Fronds delicate, translucent, usually 1 cell thick, lacking stomates. Receptacle elongated and columnar. Epiphytic or rupestral ferns under 12 cm high Hymenophyllaceae
Fronds pinnately decompound. Ultimate segments 1-veined. Rhizome 1–10 mm diam., clothed with dark red, bristle-like hairs Cephalomanes