duckweed Definition

algae, pondweed, hydrilla, elodea, cattail, phragmites, water hyacinth, waterweed, skunk cabbage, milfoil, stinkweed, asclepias, cordgrass, green alga, salvinia, oxalis, jewelweed, smartweed, mycelia, mucilage, moss, mullein, cow parsnip, bearberry, ironweed, fungus gnat, marsh mallow, bagworm, pokeweed, bull thistle, croton, whitefly, tunicates, bladderwort, sweet clover, spatterdock, loosestrife, dogbane, azolla, toadflax, pennywort, bacteria, nutsedge, webworm, daphnia, nutgrass, eupatorium, fleabane, quack grass, kudzu vine, petty spurge, sphagnum, fungus, henbit, repens, italian ryegrass, meadowsweet, carpenter ant, epiphyte, wireworms, leafminer, poison sumac, nematodes, hornworm, ailanthus, microorganisms, bryozoan, bahia, marsh marigold, cutworm, japonicus, vinca minor, bulrush, reed canary grass, aquatic fern, pickerel weed, weeds, cinquefoil, purple loosestrife, sargassum, whipworm, mosquitofish, plastids, hoary cress, poison hemlock, stinkhorn, cyanobacteria, armillaria, foxtails, milkweed, pueraria, protozoans, downy brome, hyacinth, creeping charlie, groundsel, trematode, sumacs, hummingbird moth, larvae,