Robert W. Freckmann Herbarium Home Plants of Wisconsin Vascular Plants Name Search

Search Results:       Common Name: poisonivy

Family Anacardiaceae (click for list of genera only)
Rhus toxicodendron L. *               [Excluded] poison-ivy, poison-oak
Toxicodendron Mill. *               poison-ivy, poison-oak (DISTRIBUTION MAP GALLERY of SPECIES)
Toxicodendron radicans (L.) Kuntze subsp. negundo (Greene) Gillis * +               common eastern poison-ivy, poison-ivy                  Toxicodendron negundo Greene                  Toxicodendron radicans (L.) Kuntze var. negundo (Greene) Reveal
Toxicodendron rydbergii (Small ex Rydb.) Greene * +               Rydberg's poison-ivy, western poison-ivy                  Rhus radicans L. var. rydbergii (Small ex Rydb.) Rehder                  Rhus radicans L. var. vulgaris (Michx.) DC.                  Rhus rydbergii Small ex Rydb. (pro parte)                  Rhus toxicodendron L. var. vulgaris Michx.                  Toxicodendron desertorum Lunell                  Toxicodendron radicans (L.) Kuntze var. rydbergii (Small ex Rydb.) Erskine