Hydrangea quercifolia 'Snowflake'

Flowers double, in long narrow clusters. A pbr name protected in the usa and France. Raised in the usa by c. Aldridge, Alabama, in the 1960s.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Asteranae
order      Cornales
family       Hydrangeaceae
genus        Hydrangea L.
species         Hydrangea quercifolia W.Bartram