Noxious Weed Information - Giant Salvinia
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Colorado Weed Management Association.
Oregon Department of Agriculture.
Thurston County Noxious Weed Control (Washington).
The species listed are known to be present or have the potential to infest Thurston County. It is approved and updated annually by the Thurston County Weed Board.
Nebraska Department of Agriculture. Plant Industry.
Alabama Administrative Code.