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