Cherry City Orchid Society
Membership, events, and contact information. Newsletters and orchid show images. Salem, Oregon, United States.
Oregon Orchid Society
Membership information, events, and images. Portland, Oregon, United States.
Portland Orchid Society
Events calendar, newsletters, and membership information. Founded 2007. Portland, Oregon, United States.
Willamette Orchid Society
Group of enthusiasts who welcome anyone with an interest in orchids. Founded 1953. Eugene, Oregon, United States.