Cyathea

Cyathea
	Cyathea medullaris growing in New Zealand
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	Polypodiophyta
Class:	Polypodiopsida
Order:	Cyatheales
Family:	Cyatheaceae
Genus:	Cyathea; J. E. Smith, 1793
Species
	See text.
Synonyms
	Synonymy Acanthea Lindig (1861) ; Actinophlebia C.Presl (1847) ; Amphicosmia Gardner (1842) ; Chnoophora Kaulf. (1824) ; Cnemidaria C.Presl (1836) ; Cnemidopteris Rchb. (1841) ; Cormophyllum Newman (1854 publ. 1857) ; × Cyathidaria Caluff & Shelton (2002) ; Dichorexia C.Presl (1848) ; Disphenia C.Presl (1836) ; Eatoniopteris J.Bommer (1874) ; Fourniera J.Bommer (1874) ; Gymnopremnon Lindig (1861) ; Hemistegia C.Presl (1847) ; Hemitelia R.Br. (1810) ; Hymenophyllopsis K.I.Goebel (1929) ; Microstegnus C.Presl (1848) ; Nephelea R.M.Tryon (1970) ; Schizocaena J.Sm. (1838) ; Thysanobotrya Alderw. (1918) ; Trachypremnon Lindig (1861) ; Trichipteris C.Presl (1822) ;

Cyathea is a genus of tree ferns, the type genus of the fern order Cyatheales.

The genus name Cyathea is derived from the Greek kyatheion, meaning "little cup", and refers to the cup-shaped sori on the underside of the fronds.

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