| Family |
Hydrangeaceae |
| Scientific name |
Hydrangea serrata (Thunberg ex Murray) Séringe |
| Synonyms |
Hydrangea acuminata Siebold & Zuccarini; Hydrangea cuspidata (Thunberg) Miquel; Hydrangea hortensis J. E. Smith var. acuminata (Siebold & Zuccarini) A. Gray; Hydrangea hortensis J. E. Smith var. acuminata Franchet & Savatier; Hydrangea macrophylla (Thunberg ex Murray) Séringe subsp. serrata (Thunberg ex Murray) Makino; Hydrangea macrophylla (Thunberg ex Murray) Séringe var. acuminata (Siebold & Zuccarini) Makino; Hydrangea opuloides (Lamarck) K. Koch var. acuminata G. Dieck; Hydrangea opuloides (Lamarck) K. Koch var. serrata (Thunberg) Rehder; Hydrangea serrata (Thunberg ex Murray) Séringe forma acuminata (Siebold & Zuccarini) E. H. Wilson; Hydrangea serrata (Thunberg ex Murray) Séringe var. acuminata Siebold & Zuccarini forma pubescens (Franchet & Savatier) Nakai; Hydrangea serrata (Thunberg ex Murray) Séringe ver. serrata; Hydrangea thunbergii Siebold; Viburnum serratum Thunberg |
| Common name |
(Japanese common name) yama-ajisai [mountain Hydrangea] |
| (English common name) none |
| Distribution |
(Japan) Honshu (west of Kanto region), Shikoku, Kyushu |
| (Other nations) Korea |
| Chromosomal number |
2n=36 |
| Description |
Plants 1-1.5m. Leaves 7-12cm. Flowers white (nainly in Pacific Ocean side),
pink, purple or blue (mainly in Japan Sea side and Western Japan), flowering
in June to August. Deciduous. Shrub. |
