Concise hierarchy

(Kingdom) Plantae - (Phylum) Tracheophyta - (Class) Magnoliopsida - (Order) Alismatales

Current position

Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)

Ref: D.J. Mabberley, 2017: App. (p. 1000).

Alternative positions

Melanthiales (Order) R.Dahlgren ex Reveal (1992)	Ref: A. Takhtajan, 1997: 478.
Tofieldiales (Order) Reveal & Zomlefer (1998)	Ref: A.B. Doweld, 2001: LIX.

Historical positions

Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: D.J. Mabberley, 2017: App. (p. 1000).
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: APG IV, 2016: App. (p. 15).
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: APG III, 2009: 109.
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: D.J. Mabberley, 2008: 862, 931.
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: APG II, 2003: 416.
Tofieldiales (Order) Reveal & Zomlefer (1998)	Ref: A.B. Doweld, 2001: LIX.
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: APG, 1998: 538.
Melanthiales (Order) R.Dahlgren ex Reveal (1992)	Ref: A. Takhtajan, 1997: 478.

Number of Subtaxa

2024	Available in Systema Naturae 2000	4g
1989-present	Systema Naturae 2000	4g;15s
2010	Royal Botanic Gardens, Kew & Missouri Botanical Garden: 12 Aug 2011	4g;17s
2008	D.J. Mabberley: 862	4g;15s
1997	A. Takhtajan	5g;40s