| Arten: |
| Hydrangea anomala D. Don |
| Hydrangea arborescens L. |
| Hydrangea arborescens subsp. discolor (Ser.) E.M. McClint. |
| Hydrangea arborescens subsp. radiata (Walter) E.M. McClint. |
| Hydrangea arborescens f. sterilis (Torr. & A. Gray) H. St. John |
| Hydrangea aspera D. Don |
| Hydrangea asterolasia Diels |
| Hydrangea bretschneideri Dippel |
| Hydrangea candida Chun |
| Hydrangea caudatifolia W.T. Wang & M.X. Nie |
| Hydrangea chinensis Maxim. |
| Hydrangea chungii Rehder |
| Hydrangea coacta C.F. Wei |
| Hydrangea coenobialis Chun |
| Hydrangea davidii Franch. |
| Hydrangea gracilis W.T. Wang & M.X. Nie |
| Hydrangea heteromalla D. Don |
| Hydrangea hirta (Thunb.) Siebold |
| Hydrangea hypoglauca Rehder |
| Hydrangea integrifolia Hayata |
| Hydrangea involucrata Siebold |
| Hydrangea jelskii Szyszyl. |
| Hydrangea kwangsiensis Hu |
| Hydrangea kwangtungensis Merr. |
| Hydrangea lingii C. Ho |
| Hydrangea linkweiensis Chun |
| Hydrangea longifolia Hayata |
| Hydrangea macrocarpa Hand.-Mazz. |
| Hydrangea macrophylla (Thunb.) Ser. |
| Hydrangea macrophylla var. macrophylla |
| Hydrangea macrophylla var. normalis E.H. Wilson |
| Hydrangea macrophylla subsp. serrata (Thunb.) Makino |
| Hydrangea mangshanensis C.F. Wei |
| Hydrangea mathewsii Briq. |
| Hydrangea nebulicola Nevling & Gómez Pompa |
| Hydrangea paniculata Siebold |
| Hydrangea peruviana Moric. ex Ser. |
| Hydrangea petiolaris Siebold & Zucc. |
| Hydrangea preslii Briq. |
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Hydrangea quercifolia W. Bartram
|
| Hydrangea robusta Hook. f. & Thomson |
| Hydrangea sargentiana Rehder |
| Hydrangea serratifolia (Hook. & Arn.) Phil.f. |
| Hydrangea steyermarkii Standl. |
| Hydrangea strigosa Rehder |
| Hydrangea stylosa Hook. f. & Thomson |
| Hydrangea tarapotensis Briq. |
| Hydrangea xanthoneura Diels |
| Hydrangea zhewanensis P.S. Hsu & X.P. Zhang |