Cyathea metteniana is a species of tree fern native to the Ryukyu Islands Japan and Taiwan where it grows in wet forest forest margins and on hillsides. The trunk of this plant is erect up to 1 m tall and 6-10 cm in diameter. C. metteniana has tripinnate fronds that are 1-2.5 m long. The stipe is brown to purple-black in colouration. It is covered in long broad-based scales that are usually bicoloured (glossy brown with a paler margin).
*Alsophila formosana (Baker 1891), *Alsophila metteniana (Hance 1868), *Cyathea formosana (Baker) Copeland 1909), *Alsophila formosa (Baker) J. E. Braggins & M. F. Large orth. var. 2004)
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