Stipes articulated to the rhizome. Scales of the rhizome ciliate or fimbriate, peltately affixed. Rhizome long-creeping, epiphytic on trees of climbing over rocks Davalliaceae
Stipes not articulated to the rhizome
Fronds 1-pinnate. Pinnae articulated to the main rhachis. Epiphytic on trees or climbing over rocks Arthropteris
Indusium absent. Pinnae thinly coriaceous, usually 3–10 cm long. Upper primary pinnae acuminate; the lower ones acute or rounded. Fronds including the stipes 25–60 cm long. Widespread. RF. On trees or rocks A. tenella tenellaA. tenella
Indusium rather persistent. Pinnae to 3 cm long, rarely longer