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

Butomales (Order) Mart. (1835)	Ref: A.B. Doweld, 2001: LVIII.
Helobiae (Order)	Ref: R. van der Meijden, 1990: 459.

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: 130-131, 931.
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: APG II, 2003: 416.
Butomales (Order) Mart. (1835)	Ref: A.B. Doweld, 2001: LVIII.
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: APG, 1998: 538.
Butomales (Order) Mart. (1835)	Ref: A. Takhtajan, 1997: 564.
Helobiae (Order)	Ref: R. van der Meijden, 1990: 459.
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: G. Dahlgren, 1989a,b
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: A. Cronquist, 1982: 462-463.
Helobiae (Order)	Ref: D.M. Moore, 1982: 290.
Alismatales (Order) R.Br. ex Bercht. & J.Presl (1820)	Ref: L.J. Audus & V. Heywood, 1981

Number of Subtaxa

2024	Available in Systema Naturae 2000	1g;1s
1989-present	Systema Naturae 2000	1g;1s
2010	Royal Botanic Gardens, Kew & Missouri Botanical Garden: 12 Aug 2011	1g;2s
2008	D.J. Mabberley: 130	1g;1s
1997	A. Takhtajan	1g;1s
1982	A. Cronquist	1g1s