Concise hierarchy

(Kingdom) Plantae - (Phylum) Tracheophyta - (Class) Magnoliopsida - (Order) Asterales - (Family) Compositae

Original position

Polygamia aeqvalis (Order) L. (1753), nom. inval.

Subsequent positions

Eupatorieae (Tribe) Cass. (1819)
Eupatoriinae (Subtribe) Dumort. (1829)

Current position

Eupatoriinae (Subtribe) Dumort. (1829)

Ref: D.J. Mabberley, 2008: 210.

Alternative positions

Asteraceae (Family) Bercht. & J.Presl (1820), nom. cons.	Ref: R. van der Meijden, 1990
Compositae (Family) Giseke (1792), nom. cons.	Ref: Royal Botanic Gardens, Kew & Missouri Botanical Garden, 2010: 22 Aug 2011.
Eupatorieae (Tribe) Cass. (1819)	Ref: A. Takhtajan, 1997: 419.
Polygamia aeqvalis (Order) L. (1753), nom. inval.	Ref: C. Linnaeus, 1753b: 836.

Historical positions

Eupatoriinae (Subtribe) Dumort. (1829)	Ref: D.J. Mabberley, 2008: 210.
Eupatorieae (Tribe) Cass. (1819)	Ref: A. Takhtajan, 1997: 419.
Compositae (Family) Giseke (1792), nom. cons.	Ref: R. van der Meijden, 1990: 409.
Asteraceae (Family) Bercht. & J.Presl (1820), nom. cons.	Ref: A. Cronquist, 1982: 461. [rough position]
Polygamia aeqvalis (Order) L. (1753), nom. inval.	Ref: C. Linnaeus, 1753b: 836.

Number of Subtaxa

2025	Available in Systema Naturae 2000	8s
2010	Royal Botanic Gardens, Kew & Missouri Botanical Garden: 10 Aug 2011	254s