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anthurium, tailflower, flamingo flower Araceae: Anthurium plants are poisonous due to calcium oxalate crystals. The sap is irritating to the skin and eyes. [48] Aquilegia spp. columbine Ranunculaceae: Seeds and roots contain cardiogenic toxins which cause both severe gastroenteritis and heart palpitations if consumed.
It has reddish-grayish bark, small greenish-yellow flowers, and shiny green leaves. The leaves are simple, alternate, very finely serrated or toothed, and 5–10 centimetres (2–4 inches) long. [7] Spikes of small greenish flowers are followed by fruits, which are similar in appearance to an apple, are green or greenish-yellow when ripe. The ...
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 (/ r ə ˈ f l iː z (i) ə,-ˈ f l iː ʒ (i) ə, r æ-/), [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.
Conium maculatum, known as hemlock (British English) or poison hemlock (American English), is a highly poisonous flowering plant in the carrot family Apiaceae, native to Europe and North Africa.
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.
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 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. [1]