
1) Dicot genus 2) Genus toxicodendron 3) Magnoliopsid genus
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https://www.crosswordclues.com/clue/toxicodendron

Toxicodendron is a genus of flowering plants in the sumac family, Anacardiaceae. It contains woody trees, shrubs and 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 τοξι
Found on
http://en.wikipedia.org/wiki/Toxicodendron

A genus (formerly rhus) of shrubs, vines, or trees that yields a highly allergenic oleoresin which causes a severe contact dermatitis. The most toxic species are toxicodendron vernix (poison sumac), t. Diversilobum (poison oak), and t. Radicans (poison ivy). T. Vernicifera yields a useful varnish from which certain enzymes (laccases) are obtained.
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http://www.encyclo.co.uk/local/20973

(tok″sĭ-ko-den´dron) Rhus.
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http://www.encyclo.co.uk/local/21001

Type: Term Pronunciation: tok′si-kō-den′dron Definitions: 1. A genus of poisonous plants (family Anacardiaceae), also known as Rhus, with smooth fruits and foliage that contain urushiol, which produces a contact dermatitis (Rhus dermatitis); species include poison ivy (Toxicodendron radicans), poison oak (Toxicodendron diversilobum...
Found on
http://www.medilexicon.com/medicaldictionary.php?t=92722

[
n] - in some classifications: comprising those members of the genus Rhus having foliage that is poisonous to the touch
Found on
http://www.webdictionary.co.uk/definition.php?query=Toxicodendron

Toxicodendron 1. In some classifications: comprising those members of the genus Rhus having foliage that is poisonous to the touch; of North America and northern South America. 2. An alternative genus for six species of poison ivies and poison oaks within the genus Rhus. 3. A genus (formerly rhus) of shrubs, vines, or trees that yields a highly a...
Found on
http://www.wordinfo.info/words/index/info/view_unit/2166/13
genus Toxicodendron noun in some classifications: comprising those members of the genus Rhus having foliage that is poisonous to the touch; of North America and northern South America
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.