Washington Native Plant Society.
San Diego Natural History Museum.
Invasive Plants Association of Wisconsin (IPAW).
One of the basic principles of invasive plant management is early detection. To that end, IPAW is sponsoring a reward program to encourage and provide incentive for citizens of the state to look for and report prohibited invasive plants.
Great Lakes Indian Fish and Wildlife Commission.
New Hampshire Lakes Association.
San Francisco Estuary Institute.
Tahoe Regional Planning Agency.
River Alliance of Wisconsin.
Marin Agricultural Land Trust (California).