Concise hierarchy

(Kingdom) Plantae - (Phylum) Tracheophyta - (Class) Polypodiopsida - (Order) Cyatheales

Current position

Cyatheales (Order) A.B.Frank (1877)

Ref: PPG I, 2016: 575.

Alternative positions

Filicales (Order) Dumort. (1829), nom. illeg.

Ref: T.N. Taylor et al., 2009: App. 1 (p. 1028).

Historical positions

Cyatheales (Order) A.B.Frank (1877)	Ref: D.J. Mabberley, 2017: 261, App. (p. 998).
Cyatheales (Order) A.B.Frank (1877)	Ref: PPG I, 2016: 575.
Cyatheales (Order) A.B.Frank (1877)	Ref: A. Novikoff & B. Barabasz-Krasny, 2015: 51.
Filicales (Order) Dumort. (1829), nom. illeg.	Ref: T.N. Taylor et al., 2009: table (p. 386), App. 1 (p. 1028).
Cyatheales (Order) A.B.Frank (1877)	Ref: D.J. Mabberley, 2008: 241, 928.
Cyatheales (Order) A.B.Frank (1877)	Ref: A.R. Smith et al., 2006: 713, fig. 2; 726.
Cyatheales (Order) A.B.Frank (1877)	Ref: A.B. Doweld, 2001: XII.
Filicales (Order) Dumort. (1829), nom. illeg.	Ref: R.C. van Caenegem et al., 1979-1984
Filicales (Order) Dumort. (1829), nom. illeg.	Ref: J.T. Mickel, 1982: 345.
Cyatheales (Order) A.B.Frank (1877)	Ref: L.J. Audus & V. Heywood, 1981: 1247.

Number of Subtaxa

2025	Available in Systema Naturae 2000	3g;7s; †3g
1989-present	Systema Naturae 2000: 16 Jun 2023	[3g; †3g]
2017	D.J. Mabberley: 261	1g;650s
2016	PPG I: 576	[3g]
2015	A. Novikoff & B. Barabasz-Krasny: 51	[5g; †3g]
2010	Royal Botanic Gardens, Kew & Missouri Botanical Garden: 12 Aug 2011	13g;458s
2008	D.J. Mabberley: 241	1g;650s
2006	A.R. Smith et al.: 713	~5g;>600s
1982	J.T. Mickel	6g650s
1981	L.J. Audus & V. Heywood	8g