#poisonous_plant__poisonousplant a plant that when touched or ingested in sufficient quantity can be harmful or fatal to an organism
supertype: plant__flora__plant_life__plantlife a living organism lacking the power of locomotion
subtype: aconite any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers
subtype: monkshood__helmetflower__helmet_flower__Aconitum_napellus a poisonous herb native to northern Europe having hooded blue-purple flowers; the dried leaves and roots yield aconite
subtype: wolfsbane__wolfbane__wolf's_bane__Aconitum_lycoctonum poisonous Eurasian perennial herb with broad rounded leaves and yellow flowers and fibrous rootstock
subtype: cohosh__baneberry__herb_Christopher a plant of the genus Actaea having acrid poisonous berries
subtype: red_baneberry__redbaneberry__redberry__snakeberry__Actaea_rubra North American perennial herb with alternately compound leaves and racemes of small white flowers followed by bright red oval poisonous berries
subtype: white_baneberry__whitebaneberry__white_cohosh__whitecohosh__white_bead__whitebead__doll's_eyes__Actaea_alba North American herb with white poisonous berries
subtype: hellebore any plant of the Eurasian genus Helleborus
subtype: stinking_hellebore__bear's_foot__setterwort__Helleborus_foetidus digitate-leaved hellebore with an offensive odor and irritant qualities when taken internally
subtype: Christmas_rose__winter_rose__black_hellebore__blackhellebore__Helleborus_niger European evergreen plant with white or purplish roselike winter-blooming flowers
subtype: lenten_rose__black_hellebore__blackhellebore__Helleborus_orientalis slightly hairy perennial having deep green leathery leaves and flowers that are ultimately purplish-green
subtype: green_hellebore__greenhellebore__Helleborus_viridis deciduous plant with large deep green pedate leaves and nodding saucer-shaped green flowers
subtype: dogbane 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
subtype: common_dogbane__spreading_dogbane__spreadingdogbane__rheumatism_weed__Apocynum_androsaemifolium North American perennial having pinkish flowers in loose cymes; used in folk medicine for pain or inflammation in joints
subtype: rheumatism_weed__Indian_hemp__Apocynum_cannabinum Canadian dogbane yielding a tough fiber used as cordage by native Americans; used in folk medicine for pain or inflammation in joints
subtype: Rocky_Mountain_dogbane__Apocynum_pumilum North American plant similar to common dogbane
subtype: Nerium_oleander__oleander__rose_bay 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
subtype: gloriosa__glory_lily__glorylily__climbing_lily__creeping_lily__Gloriosa_superba any plant of the genus Gloriosa of tropical Africa and Asia; a perennial herb climbing by means of tendrils at leaf tips having showy yellow to red or purple flowers; all parts are poisonous
subtype: common_snowberry__snowberry__waxberry__Symphoricarpos_alba deciduous shrub of western North America having spikes of pink flowers followed by round white berries
subtype: American_holly__Christmas_holly an evergreen tree
subtype: poison_ash__poison_dogwood__poison_sumac__Toxicodendron_vernix__Rhus_vernix smooth American swamp shrub with pinnate leaves and greenish flowers followed by greenish white berries; yields an irritating oil
subtype: markweed__poison_ivy__poison_mercury__poison_oak__Toxicodendron_radicans__Rhus_radicans climbing plant common in eastern and central United States with ternate leaves and greenish flowers followed by white berries; yields an irritating oil that causes a rash on contact
subtype: western_poison_oak__Toxicodendron_diversilobum__Rhus_diversiloba poisonous shrub of the North American Pacific coast causing a rash on contact
subtype: eastern_poison_oak__Toxicodendron_quercifolium__Rhus_quercifolia__Rhus_toxicodenedron poisonous shrub of southeastern United States causing a rash on contact
subtype: Japanese_varnish_tree__varnish_tree__varnishtree__lacquertree__Chinese_lacquer_tree__Japanese_lacquer_tree__Japanese_sumac__Toxicodendron_vernicifluum__Rhus_verniciflua small Asiatic tree yielding a toxic exudate from which lacquer is obtained
subtype: lantana a flowering shrub
subtype: fool's_parsley__lesser_hemlock__Aethusa_cynapium European weed naturalized in America that resembles parsley but causes nausea and poisoning when eaten
subtype: water_hemlock__waterhemlock__Cicuta_verosa tall erect highly poisonous Eurasiatic perennial herb locally abundant in marshy areas
subtype: spotted_cowbane__spotted_hemlock__spotted_water_hemlock__spottedwaterhemlock tall biennial water hemlock of northeastern North America having purple-spotted stems and clusters of extremely poisonous tuberous roots resembling small sweet potatoes
subtype: poison_hemlock__hemlock__poison_parsley__California_fern__Nebraska_fern__winter_fern__Conium_maculatum large branching biennial herb native to Eurasia and Africa and adventive in North America having large fernlike leaves and white flowers; usually found in damp habitats; all parts extremely poisonous
subtype: hemlock_water_dropwort__hemlockwaterdropwort__water_dropwort__waterdropwort__Oenanthe_crocata European poisonous herb having tuberous roots, yellow juice that stains the skin, yellow flowers and foliage resembling celery; all parts extremely poisonous
subtype: water_fennel__waterfennel__Oenanthe_aquatica European poisonous herb with fibrous roots
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