Hydrangeas

Hydrangeas Plus - Oregon nursery specializing in a large selection of species and cultivars of hydrangea. Includes images and information.
www.hydrangeasplus.com/

Nantucket Hydrangea & Hydrangea Farm Nursery - Offers and extensive listing of hydrangea cultivars. Many varieties, a few pictures.
www.nantuckethydrangea.com/

Wilkerson Mill Gardens - Specializing in hydrangeas and offering a selection of other shrubs and some trees.
www.hydrangea.com/