Hydrangeoideae

Hydrangeoideae is a subfamily of the hydrangea family (Hydrangeaceae). It contains two tribes, Hydrangeeae and Philadelpheae.^[3] The subfamily was described by Gilbert Thomas Burnett in 1835.^[1]

Hydrangeoideae
Philadelphus coronarius
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Cornales
Family:	Hydrangeaceae
Subfamily:	Hydrangeoideae Burnett[1]
Type genus
Hydrangea
Tribes
Hydrangeeae DC. Philadelpheae DC. ex Duby
Synonyms
Kirengeshomoideae Engl.[2] Philadelphoideae Burnett[1]

Description

Pollen grains from species within the subfamily are often subprolate to subspherical.^[4] The leaf venation is largely camptodromous.^[5]

Taxonomy

Hydrangeeae DC.

• Broussaisia
• Cardiandra
• Decumaria
• Deinanthe
• Dichroa
• Hydrangea
• Pileostegia

Philadelpheae DC. ex Duby

• Carpenteria
• Deutzia
• Fendlerella
• Kirengeshoma
• Philadelphus
• Whipplea