hydrilla, spartina, phragmites, water hyacinth, waterweed, weevils, purple loosestrife, aquatic fern, loosestrife, milfoil, pondweed, elodea, bladderwort, knotweed, algae, chinch bug, smartweed, melaleuca, gambusia, cordgrass, sargassum, sericea lespedeza, weeds, whiteflies, reed canary grass, duckweed, marsh, zebra mussel, oxalis, blackfly, mealybug, budworm, hyacinth, pigweed, spatterdock, arundo, henbit, tamarisk, spider mite, tunicates, vitex, webworms, eelgrass, musk thistle, leafy spurge, tansy ragwort, horseweed, caterpillars, cattail, crown vetch, armyworm, cankerworms, bagworm, bulrush, whitetop, aphid, ruffe, johnsongrass, nutria, lionfish, insects, carpenter ant, striga, adelgid, gobies, downy brome, orange hawkweed, vegetation, buffel grass, nutgrass, psyllid, hogweed, grasses, grass carp, pickerel weed, nutsedge, isopod, leafminer, fungus, borers, leatherjackets, bush honeysuckle, cutworm, phytophthora, azolla, toadflax, parthenium, mosquitos, flea beetle, pests, nematode, fall webworm, hoary alyssum, rotenone, leafhoppers, reed grass, knapweed, chigger, marram grass, culex, kelp, fireweed

fern genus

genus salvinia