Pteridaceae >

Fronds1 to irregularly 4-pinnate, herbaceous. Sori in broad linear bands along margin of frond. Rhachis deeply grooved. Pteridaceae
Fronds 1-pinnate or imperfectly bipinnate with some of the lower primary pinnae divided into a few, ribbon-like, sessile segments. Veins free, transverse to the midrib, usually simple or once forked
Fronds 1-pinnate. Primary pinnae decreasing in size towards the base of the frond, very shortly stalked, not decurrent on the main rhachis. Plants 40–75 cm high. Coast and adjacent plateaus. Hillsides on granite or limestone, often near streams. Uncommon. Chinese Brake Pteris vittata