Photo: Hydrangea serrata.

cv. ('Bluebird'?) Flowers, white around blue. Marburg bot.g., Germany. Planted. 2006-10-02.
Hydrangea serrata (Thunb.) Ser. Sven.: purpurhortensia. Bot. syn.: Hydrangea acuminata Sieb. & Zucc.
Personal use? Non-commercial use? Commercial use? Read the Fine Print. Comments? Tell me.
Photo: Hydrangea serrata.