Fronds 1–4-pinnate; lamina glabrous or sometimes with jointed hairs; rachis deeply grooved; veins free or anastomosing.
Sori linear and submarginal, true indusia absent, the recurved margin of the lamina forming a false indusium.
| ||Key to the species|| |
|1||Fronds 1-pinnatifid to incompletely 2-pinnate||2|
|Fronds 3-pinnate or more compound||4|
|2||Fronds 1-pinnate; the pinnae distinctly stalked, decreasing in size towards the base of the frond||Pteris vittata|
|Fronds 1-pinnatifid to incompletely 2-pinnate; primary pinnae increasing in size towards the base of the frond|
Back to 1
|3||Fronds to 35 cm long, lowermost primary pinnae to 16 cm long||Pteris ensiformis|
|Fronds at least 60 cm long, lowermost primary pinnae at least 10–30 cm long|
Back to 2
|4||Fronds pale green with a brown rachis, the veins free||Pteris tremula|
|Fronds dark green with a yellowish rachis; the veins reticulate|
Back to 1