poisonous plant vs markweed

Other hyponyms of poisonous plant include aconite, baneberry, cohosh, herb Christopher, hellebore, dogbane, Nerium oleander, oleander, rose bay, climbing lily, creeping lily, gloriosa, Gloriosa superba, glory lily, common snowberry, snowberry, Symphoricarpos alba, waxberry, American holly, Christmas holly, poison ash, poison dogwood, poison sumac, Rhus vernix, Toxicodendron vernix, poison ivy, poison mercury, poison oak, Rhus radicans, Toxicodendron radicans, Rhus diversiloba, Toxicodendron diversilobum, western poison oak, eastern poison oak, Rhus quercifolia, Rhus toxicodenedron, Toxicodendron quercifolium, Chinese lacquer tree, Japanese lacquer tree, Japanese sumac, Japanese varnish tree, lacquer tree, Rhus verniciflua, Toxicodendron vernicifluum, varnish tree, lantana, Aethusa cynapium, fool's parsley, lesser hemlock, Cicuta verosa, water hemlock, spotted cowbane, spotted hemlock, spotted water hemlock, California fern, Conium maculatum, hemlock, Nebraska fern, poison hemlock, poison parsley, winter fern, hemlock water dropwort, Oenanthe crocata, water dropwort, Oenanthe aquatica, water fennel.