Rhodotypos scandens – Black jetbead
Black jetbead (Rhodotypos scandens) is an invasive plant in the rose family that is highly toxic. Black jetbead is native to Asia and was introduced to the United States as an ornamental. It can be found in forests and along roadsides. Black jetbead produces white flowers in the spring. In the fall, the plant produces […]
Galerina marginata – Deadly Galerina
The Deadly Galerina (Galerina marginata) is the deadly toxic look-alike to edible honey mushrooms (Armillaria spp.) and enoki (Flammulina velutipes). The deadly galerina grows scattered or in small clusters on hardwood or conifer logs. It generally fruits June-October. The cap is orange-brown to dark brown and sticky. Gills are yellow, becoming rusty-brown with age. The […]
Cicuta spp. – Water Hemlock
Water hemlock (Cicuta spp.) is the most toxic plant in North America. Water hemlock contains cicutoxin which acts on the central nervous system causing seizures and often death. All parts of the plant are toxic, although the roots contain the highest levels of cicutoxin. Treatment for water hemlock poisoning includes activated charcoal and anticonvulsant medications. […]