Jańczyk-Węglarska J., Węglarski K., Danielewicz W., Wiland- Szymańska J., 2014. Poison ivy (Toxicodendron radicans (L.) Kuntze- Anacardiaceae) – an invasive species, dangerous for the health of workers of botanical gardens and arboreta in Poland. Biodiversity Research and Conservation, Supplement 1: 51.

Jańczyk-Węglarska J., Węglarski K., Danielewicz W., Wiland- Szymańska J., 2014. Poison ivy (<i>Toxicodendron radicans</i> (L.) Kuntze- Anacardiaceae) – an invasive species, dangerous for the health of workers of botanical gardens and arboreta in Poland. Biodiversity Research and Conservation, Supplement 1: 51.