Hydrangea alternifolia, Hydrangea amagiana, Hydrangea asterolasia, Hydrangea coenotialis, Hydrangea diplostemona, Hydrangea macrophylla, Hydrangea mizushimarum, Hydrangea peruviana, Hydrangea preslii, Hydrangea serratifolia, Hydrangea steyermarkii, Hydrangea taiwaniana, Hydrangea arborescens, Hydrangea cinerea, Hydrangea radiata, Hydrangea mathewsii, Hydrangea tarapotensis, Hydrangea paniculata, Hydrangea quercifolia, Hydrangea jelskii, Hydrangea seemannii, Hydrangea involucrata, Hydrangea sikokiana, Hydrangea hirta, Hydrangea luteovenosa, Hydrangea petiolaris, Hydrangea kawagoeana, Hydrangea liukiuensis, Hydrangea chinensis, Hydrangea anomala, Hydrangea integrifolia, Hydrangea moellendorffi, Hydrangea kwangtungensis, Hydrangea stenophylla, Hydrangea mangshanensis, Hydrangea davidii, Hydrangea linkweiensis, Hydrangea lingii, Hydrangea gracilis, Hydrangea coenobialis, Hydrangea kwangsiensis, Hydrangea chungii, Hydrangea heteromalla, Hydrangea zhewanensis, Hydrangea hypoglauca, Hydrangea bretschneideri, Hydrangea xanthoneura, Hydrangea sargentiana, Hydrangea aspera, Hydrangea strigosa, Hydrangea longipes, Hydrangea longifolia, Hydrangea macrocarpa, Hydrangea nebulicola, Hydrangea scandens, Hydrangea serrata, Hydrangea stylosa, Hydrangea robusta, Hydrangea hydrangeoides, Hydrangea barbara, Hydrangea albostellata, Hydrangea platyarguta, Hydrangea amamiohsimensis, Hydrangea densifolia, Hydrangea obtusifolia, Hydrangea bifida, Hydrangea caerulea, Hydrangea daimingshanensis, Hydrangea febrifuga, Hydrangea mollissima, Hydrangea yaoshanensis, Hydrangea tomentella, Hydrangea viburnoides, Hydrangea ampla, Hydrangea crassa, Hydrangea fauriei, Hydrangea glaucescens, Hydrangea schizomollis, Hydrangea hirsuta, Hydrangea arguta, Hydrangea corylifolia,