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water hemlock, cowbane, wild carrot, snakeweed, poison parsnip, false parsley, children's bane, death-of-man. Apiaceae. The root, when freshly pulled out of the ground, is extremely poisonous and contains cicutoxin, a central nervous system stimulant that induces seizures. [citation needed]
Rafflesia titan Jack. Rafflesia arnoldii, the corpse flower, [2] or giant padma, [3] is a species of flowering plant in the parasitic genus Rafflesia. It is noted for producing the largest individual flower on Earth. [4] It has a strong and unpleasant odor of decaying flesh. [5] It is native to the rainforests of Sumatra and Borneo. [6]
Rafflesia. Rafflesia (/ rəˈfliːz (i) ə, - ˈfliːʒ (i) ə, ræ -/), [2] or stinking corpse lily, [3] is a genus of parasitic flowering plants in the family Rafflesiaceae. [4] The species have enormous flowers, the buds rising from the ground or directly from the lower stems of their host plants; one species has the largest flower in the world.
Datura wrightii, commonly known as sacred datura, is a poisonous perennial plant species and ornamental flower of the family Solanaceae native to the Southwestern United States and northwestern Mexico. It is sometimes used as a hallucinogen due to its psychoactive alkaloids. D. wrightii is classified as an anticholinergic deliriant.
Manchineel is native to the Caribbean, the U.S. state of Florida, the Bahamas, Mexico, Central America, and northern South America. [8] The manchineel tree can be found on coastal beaches and in brackish swamps, where it grows among mangroves. It provides excellent natural windbreaks and its roots stabilize the sand, thus reducing beach erosion.
D. moroides is a straggly perennial shrub, usually flowering and fruiting when less than 3 m (10 ft) tall, but it may reach up to 10 m (33 ft) in height. It is superficially similar to Dendrocnide cordifolia, with the most obvious difference being the point of attachment of the petiole to the leaf blade—where D. moroides is peltate, i.e. the stalk attaches to the underside of the leaf and ...
Datura species are herbaceous, leafy annuals and short-lived perennials, which can reach up to 2 m in height. The leaves are alternate, 10–20 cm long, and 5–18 cm broad, with a lobed or toothed margin. The flowers are erect or spreading (not pendulous like those of Brugmansia), trumpet-shaped, 5–20 cm long, and 4–12 cm broad at the ...
Toxopneustes pileolus, commonly known as the flower urchin, is a widespread and commonly encountered species of sea urchin from the Indo-West Pacific. It is considered highly dangerous, as it is capable of delivering extremely painful and medically significant stings when touched. It inhabits coral reefs, seagrass beds, and rocky or sandy ...