Concise hierarchy

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

Original entries

Cecropiaceae (Family) C.C.Berg (1978)

Subsequent entries

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

Current position

Urticanae (Superorder) Takht. ex Reveal (1992)

Ref: A.B. Doweld, 2001: XL.

Alternative positions

Dicotyledones (Class)	Ref: R. van der Meijden, 1990: 30.
Hamamelidae (Subclass)	Ref: A. Cronquist, 1982: 374.

Historical positions

Urticanae (Superorder) Takht. ex Reveal (1992)	Ref: A.B. Doweld, 2001: XL.
Urticanae (Superorder) Takht. ex Reveal (1992)	Ref: A. Takhtajan, 1997: 236-241.
Dicotyledones (Class)	Ref: R. van der Meijden, 1990: 30, 96.
Malvanae (Superorder) Takht. (1967)	Ref: G. Dahlgren, 1989a,b
Dicotyledoneae (Class)	Ref: R.C. van Caenegem et al., 1979-1984
Hamamelidae (Subclass)	Ref: A. Cronquist, 1982: 374.
Dilleniidae (Superorder) Takht. ex Reveal & Takht.	Ref: L.J. Audus & V. Heywood, 1981

Number of Subtaxa

1989-present	Systema Naturae 2000	[5f;105g]
2001	A.B. Doweld: XL	[2f]
1997	A. Takhtajan	[5f;105g]
1989a,b	G. Dahlgren	[6f]
1982	A. Cronquist	6f2,200s
1981	L.J. Audus & V. Heywood	3f