Search results
Results from the WOW.Com Content Network
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 ...
The seeds themselves are poisonous and bitter, but are opened and eaten by some bird species, including hawfinches, [14] greenfinches, and great tits. [15] The aril is not poisonous; it is gelatinous and very sweet tasting. The male cones are globose, 3–6 mm (1 ⁄ 8 – 1 ⁄ 4 in) in diameter, and shed their pollen in early spring.
Humans have also fallen victim to zygacine poisoning by mistaking the death camas for other edible plants. In 1994, a man presented to the emergency department with gastrointestinal symptoms, a depressed heart rate and low blood pressure after inadvertently eating plant material derived from a species of Zigadenus . [ 12 ]
A noxious weed, harmful weed or injurious weed is a weed that has been designated by an agricultural or other governing authority as a plant that is harmful to agricultural or horticultural crops, natural habitats or ecosystems, or humans or livestock. Most noxious weeds have been introduced into an ecosystem by ignorance, mismanagement, or ...
Noxious weeds can be deadly for humans, animals and other plants in your garden. Here’s how to identify a plants before you get hurt. You may have poison in your garden.
Atropa bella-donna is also toxic to many domestic animals, causing narcosis and paralysis. [53] However, cattle and rabbits eat the plant seemingly without suffering harmful effects. [50] In humans, its anticholinergic properties will cause the disruption of cognitive capacities, such as memory and learning. [48]
The toxic principle in the plant is oenanthotoxin, a polyunsaturated higher alcohol that is a potent convulsant and works by blocking the γ-aminobutyric acid (GABA) system in the brain. The plant is very poisonous to humans and livestock and can cause death if poisoning is left untreated after ingestion.
Hendrik Goltzius, A Foxglove in Bloom, 1592, National Gallery of Art, NGA 94900 The generic epithet Digitalis is from the Latin digitus (finger). [8] Leonhart Fuchs first invented the name for this plant in his 1542 book De historia stirpium commentarii insignes (Notable comments on the history of plants), based upon the German vernacular name Fingerhut, [9] [10] which translates literally as ...