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Poison oak refers to two plant species in the genus Toxicodendron, both of which can cause skin irritation: Toxicodendron diversilobum or Pacific poison oak, found in western North America Toxicodendron pubescens or Atlantic poison oak, found in southeastern North America
Toxicodendron diversilobum is extremely variable in growth habit and leaf appearance. It grows as a dense 0.5–4 metres (1 + 1 ⁄ 2 –13 feet) tall shrub in open sunlight, a treelike vine 3–9 m (10–30 ft) and may be more than 30 m (100 ft) long with an 8–20 centimetres (3 + 1 ⁄ 4 – 7 + 3 ⁄ 4 inches) trunk, as dense thickets in shaded areas, or any form in between.
It contains trees, shrubs and woody vines, including poison ivy, poison oak, and the lacquer tree. All members of the genus produce the skin-irritating oil urushiol, which can cause a severe allergic reaction. The generic name is derived from the Greek words τοξικός (toxikos), meaning "poison," and δένδρον (dendron), meaning "tree ...
For tri-colored snakes found east of the Mississippi River, all of these phrases can be replaced with the simple phrase, "Red face, I'm safe", in reference to the red snout of scarlet kingsnakes as opposed to the prominent black snout of the eastern coral snake (Micrurus fulvius). [citation needed]
An expert from Franklin County's Keystone Health shares information about poison ivy, oak and sumac, and the effects of the poisonous plants. Take Care: What you need to know about poison ivy, oak ...
A bite from any venomous snake should be taken very seriously and immediate medical attention sought, as an allergic reaction and secondary infection are always possible. [ 42 ] The venom of the southern copperhead has been found to hold the protein contortrostatin that halts the growth of cancer cells in mice and also stops the migration of ...
The Ballad of Songbirds and Snakes is set around the time of the 10th Hunger Games and sees the 18-year-old Coriolanus Snow become a mentor to the female tribute from District 12, Lucy Gray Baird.
The differences in toxicity in poison ivy, poison oak, and poison sumac are due to differences in the side chains of the chemicals in these plants. In general, poison ivy has a C 15 side chain, poison oak has a C 17 side chain and poison sumac has a C 13 side chain. The dermatitis shows itself in painful and long continued swellings and ...