ගිනි හොට [Gini hota]/Tree fern (Alsophila walkerae [Syn: Cyathea walkerae])

 An endemic tree fern of stream sides in primary and secondary lowland to montane forests and scrublands from 60 to 1525 m or more elevations.

Acrostichum aureum

Probably the only fern species found in the mangroves of Sri Lanka*. It occurs usually on landward side of the mangroves and brackish water marshes. Young reddish leaves edible and made into a curry. Dried leaves are also used as thatching of temporary huts.

* Locality unknown single specimen of Acrostichum speciosum is also mentioned in the Revised Handbook to the Flora of Ceylon Vol XV Part B page 367.

Cyathea sinuata

An endemic tree fern occurs in forest understorey from wet lowlands to mid country.  

Osmunda collina

A primitive terrestrial fern endemic to Sri Lanka. It grows by stream banks in fast flowing water with shade in montane and submontane forests. Brownish leaflets of the leaves are reproductive leaflets and green ones are vegetative.

කැකිල්ල[Kekilla]/Wire fern (Dicranopteris linearis)

Kekilla is one of the commonest fern of the country, found in degraded open areas of rain forests, along paths in secondary forests, waste lands, vicinity of streams etc. from sea level to about 1850m a.s.l. in the wet zone.  

කුඩා-හැඩයා[Kuda-Hadaya](Huperzia pulcherrima)

An epiphyte on mossy tree trunks or on rocks in mid and up country secondary forests up to about 2400m a.s.l. Use for the preparation of medicinal oil to treat snake-bite as it is with Maha –Hadaya (Huperzia phlegmaria) 

මහ-හැඩයා[Maha –Hadaya] (Huperzia phlegmaria)

An epiphyte on trees or on rocks in mid and up-country forests up to 1200m a.s.l. It is used in snakebite treatments by traditional medical practitioners.