The Waterwheel… Turning Over North American Wetlands


Contact: Wesley Knapp, Maryland Department of Natural Resources | ANNAPOLIS, MD (January 1, 2016) – We’ve never seen an invasive species quite like this one before. The waterwheel (Aldrovanda vesiculosa L.) is an herbaceous carnivorous aquatic plant closely related to sundews (Drosera spp.) and Venus flytraps (Dionaea muscipula). It catches animal prey through an […]

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Preventing Invaders


Contact: James Young, Plant Protection and Quarantine, USDA APHIS | Matt Travis, MD State Plant Health Director, USDA APHIS | ANNAPOLIS, MD (December 1, 2015) – Exotic species are in the news almost daily. They can be found in our parks and even in our own backyards. Sadly, many of them are so […]

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