Tier 1 - Threat
Achyranthes japonica | Japanese Chaff Flower |
Bythotrephes longimanus | Spiny waterflea |
Carex kobomugi | Asiatic sand sedge, Japanese sedge |
Ceratocystis fagacearum | Oak wilt (fungus) |
Crassula helmsii | Swamp crop, Pygmyweed |
Didymosphenia geminata | Didymo |
Glyceria maxima | Reed manna grass |
Hydrocharis morsus-ranae | Frogbit |
Impatiens glandulifera | Himalayan balsam, Policeman's helmet, Ornamental jewelweed |
Imperata cylindrica | Cogon grass |
Lepidium latifolium | Broad-leaved pepper-grass |
Ludwigia adscendens | Water primrose |
Ludwigia hexapetala | Uruguayan primrose willow |
Ludwigia peploides | Floating primrose willow, creeping water primrose |
Lycorma delicatula | Spotted Lanternfly |
Murdannia keisak | Marsh dewflower |
Myriophyllum heterophyllum | Broadleaf/variable-leaf watermilfoil |
Nandina domestica | Heavenly bamboo |
Oplismenus hirtellus ssp. undulatifolus | Wavyleaf basketgrass |
Pennisetum alopecuroides | Fountain grass, Chinese fountain grass |
Tamarix ssp. (T. chinensis, T. parviflora, T. ramossima) | Saltcedar, Tamarisk |
Vitex rotundifolia | Beach vitex, Roundleaf chastetree |