Rough tree fern/Wheki (Dicksonia squarrosa)

''Dicksonia squarrosa'', commonly called whekī /ˈfɛkiː/ or rough tree fern, is a common tree fern endemic to New Zealand. It has a slender black trunk that is usually surrounded by many dead brown fronds.

This species has a fast growth rate of up to 10–80 cm a year, growing to about 6 m tall. It produces few fronds, all of which sprout in almost horizontal fashion. The fronds reach 1.5–3 m in length, much smaller than ''Cyathea'' varieties, and are quite crisp to touch. They.. more