Although dozens of invasive plant species thrive in the humid, subtropical climate of the Houston-Galveston region, we focus our attention on locating and documenting the locations of six invasive species that pose the greatest economic and ecological threat to our region. These species include:

Brazilian Peppertree
[Photo courtesy of Bryan Harry, NPS]
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Kudzu
[Photo courtesy of James H. Miller, USDA Forest Service]
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Deeprooted Sedge
[Photo courtesy of Richard Carter, Valdosta State University]
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Giant Salvinia
[Photo courtesy of Scott Bauer, USDA Agricultural Research Service]
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Japanese Dodder
[Photo courtesy of USDA APHIS Archives]
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Elephant Ear
[Photo courtesy of Charles T. Bryson, USDA Agricultural Research Service]
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