Collections
Horticulturally significant plants, Chilean collection, Weeds of Washington...
Specimens
Pressed and mounted plant showing leaf, flower, and fruit...
Volunteer
Collect specimens in the Washington Park Arboretum. Help process and identify plant specimens...
Identification
Plant identification free to the public. Bring sample with flower, fruit, or seed...
Support the Herbarium
Framed Herbarium Specimens for Sale!