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Below is an extensive, if incomplete, list of plants containing one or more poisonous parts that pose a serious risk of illness, injury, or death to humans or domestic animals. There is significant overlap between plants considered poisonous and those with psychotropic properties , some of which are toxic enough to present serious health risks ...
Plants are slow growing and take a few years to grow large enough to flower. The western subspecies is ssp. arguta, and the northern subspecies is ssp. rubra. [5] These subspecies are not well differentiated, and in many locations, each grades in to the other over much of their ranges. [6] The foliage is rarely consumed by grazing animals. [7]
Although no known bird actively injects or produces venom, toxic birds sequester poison from animals and plants they consume, especially poisonous insects. Species include the pitohui and ifrita birds from Papua New Guinea, the European quail, the spur-winged goose, hoopoes, the bronzewing pigeon, and the red warbler. [1]
The white flowers are produced in spring in a dense raceme about 10 cm (3.9 in) long. The plant's most striking feature is its fruit, a 1 cm (1 ⁄ 2 in) diameter white berry, whose size, shape, and black stigma scar give the species its other common name, "doll's eyes". The pedicels thicken and become bright red as the berries develop.
Cascabela thevetia (synonym Thevetia peruviana) is a poisonous plant native throughout Mexico and in Central America, and cultivated widely as an ornamental. It is a relative of Nerium oleander , giving it a common name yellow oleander .
All parts of these plants are known to be poisonous. [4] The principal toxin is the alkaloid dauricine. [5] The fruit of Canadian moonseed are poisonous and can be fatal. While foraging for wild grapes, one should examine the seeds of the fruit to make sure one is not eating moonseeds: moonseeds have a single crescent-shaped seed, while grapes have round
Cicuta maculata is a highly poisonous species of flowering plant in the carrot family known by several common names, including spotted water hemlock, spotted parsley, and spotted cowbane. It is native to nearly all of North America, from northern Canada to southern Mexico.
Argemone mexicana – MHNT Flower bud of prickly poppy, which is a common weed of India. Picture is taken at Beliatore, West Bengal, India. Argemone mexicana, also known by the common names Mexican poppy, [1] Mexican prickly poppy, flowering thistle, [2] cardo, and cardosanto, is a species of poppy found in Mexico and now widely naturalized in many parts of the world.