Collected in the Appalachian MountainsUSA. With Huge flower heads (as large as Annabelle) (Encyclopedia of Hydrangea, Connells Johanens Geldern & D M van Gelderen Dirr 1997) Gardens: None found
A form with only fertile florets similar to the wild form but with larger flowers. Gardens found in the 10 surveyed in 2010: ESV UK Plant Finder not listed.