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Poison oak is a leafy shrub that grows in shady areas of your yard where it can reach six feet in height. The leaves and stems of the western poison oak plant (Toxicodendron) can release an oil ...
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.
Poison oak is not an oak (Quercus, family Fagaceae), but this common name comes from the leaves' resemblance to white oak (Quercus alba) leaves, while poison ivy is not an ivy (Hedera, family Araliaceae), but has a superficially similar growth form. Technically, the plants do not contain a poison; they contain a potent allergen.
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
Poison Oak. This shrub, blooming ... Identify and label the plants in your area, yard, and home. ... If you or a loved one is experiencing an allergic reaction after coming into contact with a ...
Make sure you know what these plants look like and where you can find them. This guide includes common plants that are toxic to the touch and to eat. A guide to some of NC’s most dangerous ...
Western poison oak (Toxicodendron diversilobum) leaflets also grow in threes on the end of a stem, but each leaflet is shaped somewhat like an oak leaf. Western poison oak grows only in western North America, although many people refer to poison ivy as poison oak, because poison ivy grows in either the ivy-like form or the brushy oak-like form ...
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 ...