Cyathea dealbata. Ponga. Silver fern.
Fishing and hunting
Tārerarera, rough throwing spears made of mānuka, were sometimes pointed with kātote (kaka ponga), the hard, black fibres of the kaponga, which is of a poisonous nature.
"Some natives talk of bow and arrow". The bow made of pirita, arrows of fernstalk or a shoot (pihi) of the kaiwhiria, with a point of kātote lashed on. Used by children to kill birds in olden days. Best says sources unreliable (Best 1902).
Piece of hard, black substance found in old, dry ponga used as barbs, bound to shaft of spears (Matthews 1911).
Among Tūhoe, adze handles sometimes rendered smooth after manufacture by being rubbed on the rough trunk of the tree-fern (Best 1912).