Pteridaceae >
Fronds1 to irregularly 4-pinnate, herbaceous. Sori in broad linear bands along margin of frond. Rhachis deeply grooved. Pteridaceae
Fronds 2–4-pinnate; the pinnules never ribbon-like. Veins reticulate or free and once forked
Veins of the ultimate segments free and forked below the sori, not forming a reticulum. Plants 0.6–1.3 m high. Widespread. RF and open forests. Often in rocky gullies, mostly along the banks of creeks or under rock-ledges on shale, limestone or basalt Pteris tremula