Concise hierarchy

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

Subsequent positions

Petrosaviidae (Clade) Graham & Judd 2007, nom. cl. inval.

Ref: P.D. Cantino et al., 2007: E25, fig. 1.

Subsequent entries

Liliaceae (Family) Juss. (1789), nom. cons.

Current position

Petrosaviidae (Clade) Graham & Judd 2007 [Graham, Judd & Iles 2020]

Ref: P.D. Cantino et al., 2007: E25. [implicit]

Alternative positions

Lilianae (Superorder) Takht. (1967)	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 33).
Liliidae (Subclass) J.H.Schaffn. (1911)	Ref: A. Cronquist, 1982: 480.
monocots ([unranked])	Ref: APG IV, 2016: App. (p. 15).
Monocotyledoneae (Class) de Candolle (1817)	Ref: R.C. van Caenegem et al., 1979-1984: 1981.
monocotyledons ([unranked])	Ref: D.J. Mabberley, 2017: App. (p. 1000).
Petrosaviidae (Clade) Graham & Judd 2007, nom. cl. inval.	Ref: P.D. Cantino et al., 2007: fig. 1. [new position]

Historical positions

Monocotyledons ([unranked])	Ref: D.J. Mabberley, 2017: App. (p. 1000).
Monocots ([unranked])	Ref: APG IV, 2016: fig. 1, App. (p. 15).
Lilianae (Superorder) Takht. (1967)	Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 33).
monocots ([unranked])	Ref: APG III, 2009: 109, fig. 1.
Lilianae (Superorder) Takht. (1967)	Ref: M.W. Chase & J.L. Reveal, 2009: 123.
Monocotyledons ([unranked])	Ref: T.N. Taylor et al., 2009: App. 1 (p. 1029).
Monocotyledons ([unranked])	Ref: D.J. Mabberley, 2008: 931.
Petrosaviidae (Clade) Graham & Judd 2007, nom. cl. inval.	Ref: P.D. Cantino et al., 2007: E25, fig. 1. [new position]
monocots ([unranked])	Ref: P.S. Soltis et al., 2004: fig. 11.5.
monocots ([unranked])	Ref: APG II, 2003: 417, fig. 1.
Lilianae (Superorder) Takht. (1967)	Ref: A.B. Doweld, 2001: LV.
monocots ([unranked])	Ref: APG, 1998: 538, fig. 1.
Lilianae (Superorder) Takht. (1967)	Ref: A. Takhtajan, 1997: 486-487.
Lilianae (Superorder) Takht. (1967)	Ref: G. Dahlgren, 1989a,b
Liliidae (Subclass) J.H.Schaffn. (1911)	Ref: A. Cronquist, 1982: 480-481.
Liliidae (Superorder)	Ref: L.J. Audus & V. Heywood, 1981

Number of Subtaxa

2024	Available in Systema Naturae 2000	10f;64g;52s;2ss;1v
1989-present	Systema Naturae 2000: 9 Aug 2022	[10f;64g]
2017	D.J. Mabberley: App. (p. 1001)	[10f]
2016	APG IV: App. (p. 15)	[10f]
2009	APG III: 109	[10f]
2008	D.J. Mabberley	[11f;64g]
2003	APG II	[10f]
2001	A.B. Doweld: LVI	[5f]
1998	APG: 538	[9f]
1997	A. Takhtajan	[2f;11g;471s]
1989a,b	G. Dahlgren	[6f]
1982	A. Cronquist	15f<8000s
1981	L.J. Audus & V. Heywood	14f