Search results
Results From The WOW.Com Content Network
Urticating hairs of a stinging nettle. The most common form of urticating hairs in plants are typified by nettles, which possess sharp-pointed hollow bristles seated on a gland that secretes an acrid fluid. The points of these bristles usually break off in the wound, and the acrid fluid is pressed into it.
Darna pallivitta, the nettle caterpillar or stinging nettle caterpillar, [1] is a moth of the genus Darna and family Limacodidae. It is native to China, Taiwan, Thailand, Peninsular Malaysia, Java and Borneo. It was introduced to Hawaii in 2001. [1]
Urtica dioica, often known as common nettle, burn nettle, stinging nettle (although not all plants of this species sting) or nettle leaf, or just a nettle or stinger, is a herbaceous perennial flowering plant in the family Urticaceae. Originally native to Europe, much of temperate Asia and western North Africa, [2] it is now found worldwide.
For premium support please call: 800-290-4726 more ways to reach us
Stinging hairs of Urtica dioica (stinging nettle) A stinging plant or a plant with stinging hairs is a plant with hairs on its leaves or stems that are capable of injecting substances that cause pain or irritation. Other plants, such as opuntias, have hairs or spines that cause mechanical irritation, but do not inject chemicals.
Urtica gracilis, commonly known as the slender nettle, tall nettle, or American stinging nettle, is a perennial plant without woody stems that is well known for the unpleasant stinging hairs on its leaves and stems. [2] It is native to much of North America from Guatemala northwards and temperate areas of South America. [1]
The leaves are glossy with erect stinging hairs, particularly on the leaf veins, elliptic in shape, 6 to 13 cm (2.4 to 5.1 in) long, and 3 to 8 cm (1.2 to 3.1 in) wide. [ 7 ] Male and female flowers sometimes occur on separate trees, appearing yellowish green from November to June on small panicles from the leaf axils.
Hives, also known as urticaria, is a kind of skin rash with red and/or flesh-colored, raised, itchy bumps. [1] Hives may burn or sting. [2] The patches of rash may appear on different body parts, [2] with variable duration from minutes to days, and do not leave any long-lasting skin change. [2]