Concise hierarchy

(Kingdom) Plantae - (Phylum) Tracheophyta - (Class) Magnoliopsida - (Order) Cornales - (Family) Hydrangeaceae

Original position

Icosandria Monogynia (Order) L. (1753), nom. inval.

Current position

Philadelpheae (Tribe) DC. ex Duby (1828)

Ref: A. Takhtajan, 1997: 373.

Alternative positions

Hydrangeaceae (Family) Dumort. (1829), nom. cons.	Ref: Royal Botanic Gardens, Kew & Missouri Botanical Garden, 2010: 26 Aug 2011.
Icosandria Monogynia (Order) L. (1753), nom. inval.	Ref: C. Linnaeus, 1753a: 470.
Philadelphieae (Tribe) nom. null.	Ref: D.J. Mabberley, 2008: 420.

Historical positions

Philadelphieae (Tribe) nom. null.	Ref: D.J. Mabberley, 2008: 420.
Philadelpheae (Tribe) DC. ex Duby (1828)	Ref: A. Takhtajan, 1997: 373.
Saxifragaceae (Family) Juss. (1789), nom. cons.	Ref: R. van der Meijden, 1990: 198.
Saxifragaceae (Family) Juss. (1789), nom. cons.	Ref: R.C. van Caenegem et al., 1979-1984
Hydrangeaceae (Family) Dumort. (1829), nom. cons.	Ref: A. Cronquist, 1982: 408.
Icosandria Monogynia (Order) L. (1753), nom. inval.	Ref: C. Linnaeus, 1753a: 470.

Number of Subtaxa

2024	Available in Systema Naturae 2000	3s
2010	Royal Botanic Gardens, Kew & Missouri Botanical Garden: 10 Aug 2011	45s