Didfenbachia-mother-in-law's tongue; Digitalis-foxglove; Hyoscyamus-hen-
... Didfenbachia-mother-in-law's tongue; Digitalis-foxglove; Hyoscyamus-hen- Poisonous. Also capable of causing severe blistering dermatitis when they are in contact with the skin: Euphorbia-spurge; Hcracleum mantegaz- zianum-giant hogweed; Rhus radi.cans-- ...