SYSTEMATIC OF GENUS HYDRANGEA

Division: Embryophyta (seed plants)
Subdivision: Magnoliophyta (flowering plants)
Class: Magnoliopsida (dicotyledons)
Subclass: Rosidae
Order: Rosales
Family: Hydrangeaceae
Genus: Hydrangea

Genus: Hydrangea

Section 1: Hydrangea
Subsection 1: Hydrangea
Species: H. arborescens
Subspecies: H. a. ssp. arborescens
Subspecies: H. a. ssp. discolor
Subspecies: H. a. ssp. radiata
Species: H. quercifolia
Subsection 2: Asperae
Species: H. sikokiana
Species: H. involucrata
Species: H. longifolia
Species: H. aspera
Subspecies: H. aspera ssp. aspera
Subspecies: H. aspera ssp. strigosa
Subspecies: H. aspera ssp. robusta
Subspecies: H. aspera ssp. sargentiana
Subsection 3: Calyptranthae
Species: H. anomola
Subspecies: H. anomola ssp. anomola
Species: H. petiolaris
Subsection 4: Petalanthae
Species: H. hirta
Species: H. scandens
Subspecies: H. scandens ssp: scandens
Subspecies: H. scandens ssp: chinensis
Subspecies: H. scandens ssp: liukiuensis
Subspecies: H. scandens ssp: kwangtungensis
Subsection 5: Heteromallae
Species: H. paniculata
Species: H. heteromalla
Subsection 6: Macrophyllae
Species: H. macrophylla
Subspecies: H. macrophylla ssp. macrophylla
Subspecies: H. macrophylla ssp. chungii
Subspecies: H. macrophylla ssp. serrata
Subspecies: H. macrophylla ssp. stylosa
Section 2: Cornidia
Subsection 1: Monosegia
Species: H. seemannii
Species: H. asterolasia
Species: H. integrifolia
Species: H. oerstedtii
Species: H. peruviana
Species: H. diplostemona
Species: H. preslii
Species: H. steyermarkii
Subsection 2: Polystegia
Species: H. serratifolia
Species: H. tarapotensis
Species: H. jelskii
Species: H. matthewsii