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Parent Categories

entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

object, physical object go
a tangible and visible entity

whole, unit go
an assemblage of parts that is regarded as a single entity

living thing, animate thing go
a living (or once living) entity

organism, being go
a living thing that has (or can develop) the ability to act or function independently

plant, flora, plant life go
(botany) a living organism lacking the power of locomotion

poisonous plant
a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism

noun.plant

20 Subcategories

aconite go
any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers
baneberry, cohosh, herb Christopher go
a plant of the genus Actaea having acrid poisonous berries
hellebore go
any plant of the Eurasian genus Helleborus
dogbane go
any of several poisonous perennial plants of the genus Apocynum having acrid milky juice and bell-shaped white or pink flowers and a very bitter root
oleander, rose bay, Nerium oleander go
an ornamental but poisonous flowering shrub having narrow evergreen leaves and clusters of fragrant white to pink or red flowers: native to East Indies but widely cultivated in warm regions
gloriosa, glory lily, climbing lily, creeping lily, Gloriosa superba go
any plant of the genus Gloriosa of tropical Africa and Asia
waxberry, snowberry, common snowberry, Symphoricarpos alba go
deciduous shrub of western North America having spikes of pink flowers followed by round white berries
American holly, Christmas holly go
an evergreen tree
poison ash, poison dogwood, poison sumac, Toxicodendron vernix, Rhus vernix go
smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries
poison ivy, markweed, poison mercury, poison oak, Toxicodendron radicans, Rhus radicans go
climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries
western poison oak, Toxicodendron diversilobum, Rhus diversiloba go
poisonous shrub of the Pacific coast of North America that causes a rash on contact
eastern poison oak, Toxicodendron quercifolium, Rhus quercifolia, Rhus toxicodenedron go
poisonous shrub of southeastern United States causing a rash on contact
Japanese varnish tree, varnish tree, lacquer tree, Chinese lacquer tree, Japanese lacquer tree, Japanese sumac, Toxicodendron vernicifluum, Rhus verniciflua go
small Asiatic tree yielding a toxic exudate from which lacquer is obtained
lantana go
a flowering shrub
fool's parsley, lesser hemlock, Aethusa cynapium go
European weed naturalized in America that resembles parsley but causes nausea and poisoning when eaten
water hemlock, Cicuta verosa go
tall erect highly poisonous Eurasiatic perennial herb locally abundant in marshy areas
spotted cowbane, spotted hemlock, spotted water hemlock go
tall biennial water hemlock of northeastern North America having purple-spotted stems and clusters of extremely poisonous tuberous roots resembling small sweet potatoes
hemlock, poison hemlock, poison parsley, California fern, Nebraska fern, winter fern, Conium maculatum go
large branching biennial herb native to Eurasia and Africa and adventive in North America having large fernlike leaves and white flowers
water dropwort, hemlock water dropwort, Oenanthe crocata go
European poisonous herb having tuberous roots, yellow juice that stains the skin, yellow flowers and foliage resembling celery
water fennel, Oenanthe aquatica go
European poisonous herb with fibrous roots