Toxicodendron rydbergii
Scientific Name Toxicodendron rydbergii (Small ex Rydb.) Greene Family Anacardiaceae Common Names western poison-ivy Eastern Washington Native Synonyms Conservation Status Notes Click on any image to enlarge it.
Flora of Eastern Washington and Adjacent Idaho
Eastern Washington University
Scientific Name Toxicodendron rydbergii (Small ex Rydb.) Greene Family Anacardiaceae Common Names western poison-ivy Eastern Washington Native Synonyms Conservation Status Notes Click on any image to enlarge it.
Scientific Name Toxicodendron radicans (L.) Kuntze var. rydbergii (Small ex Rydb.) Erskine Family Anacardiaceae Common Names poison-ivy, western poison-ivy Eastern Washington Native Conservation Status Notes Click on any image to enlarge it.