Black tree fern | |
---|---|
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Division: | Polypodiophyta |
Class: | Polypodiopsida |
Order: | Cyatheales |
Family: | Cyatheaceae |
Genus: | Sphaeropteris |
Species: | S. medullaris
|
Binomial name | |
Sphaeropteris medullaris | |
Synonyms[2] | |
|
Sphaeropteris medullaris, synonym Cyathea medullaris,[2] commonly known as mamaku or black tree fern, is a large tree fern up to 20 m tall. It is distributed across the south-west Pacific from Fiji to Pitcairn Island. Its other Māori names include katātā, kōrau, or pītau.