Toxicodendron rydbergii

Toxicodendron rydbergii

Secure  (NatureServe)
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Anacardiaceae
Genus: Toxicodendron
Species:
T. rydbergii
Binomial name
Toxicodendron rydbergii
Synonyms
  • Rhus rydbergii Small ex Rydb.
  • Rhus radicans var. rydbergii (Small ex Rydb.) Rehder
  • Rhus toxicodendron var. rydbergii (Small ex Rydb.) Garrett
  • Toxicodendron radicans subsp. rydbergii (Small ex Rydb.) Á. Löve & D. Löve
  • Toxicodendron radicans var. rydbergii (Small ex Rydb.) Erskine

Toxicodendron rydbergii, the western poison ivy or northern poison oak, is a species of Toxicodendron in the cashew family native to North America. As a poison ivy, it can cause urushiol-induced contact dermatitis.