Concise hierarchy

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

Subsequent positions

Aspleniineae (Suborder) H.Schneid. & C.J.Rothf. (2016)

Ref: PPG I, 2016: 582.

Current position

Aspleniineae (Suborder) H.Schneid. & C.J.Rothf. (2016)

Ref: PPG I, 2016: 582. [new position]

Alternative positions

Dryopteridales (Order) Schmakov (2001)	Ref: A.B. Doweld, 2001: XI.
eupolypods II ([unranked])	Ref: A.R. Smith et al., 2006: 708.
Polypodiales (Order) Link (1833)	Ref: D.J. Mabberley, 2017: App. (p. 998).

Historical positions

Polypodiales (Order) Link (1833)	Ref: D.J. Mabberley, 2017: 982, App. (p. 998).
Aspleniineae (Suborder) H.Schneid. & C.J.Rothf. (2016)	Ref: PPG I, 2016: 582. [new position]
Polypodiales (Order) Link (1833)	Ref: A. Novikoff & B. Barabasz-Krasny, 2015: 52.
Polypodiales (Order) Link (1833)	Ref: D.J. Mabberley, 2008: 912, 929.
eupolypods II ([unranked])	Ref: A.R. Smith et al., 2006: 716, fig. 2; 727.
Dryopteridales (Order) Schmakov (2001)	Ref: A.B. Doweld, 2001: XI.

Number of Subtaxa

2024	Available in Systema Naturae 2000	1g
1989-present	Systema Naturae 2000: 20 Jun 2023	[1g]
2017	D.J. Mabberley: 982	1g;35s
2016	PPG I: 582	[1g]
2015	A. Novikoff & B. Barabasz-Krasny: 52	[4g]
2010	Royal Botanic Gardens, Kew & Missouri Botanical Garden: 12 Aug 2011	31g;730s
2008	D.J. Mabberley: 912	10g;565s
2006	A.R. Smith et al.: 716	~15g;~700s