// Giant Hogweed.
// Stay away from this plant, the New York State Dept noted many people coming to ERs with second degree burns after touching the sap of this plant…
Its sap, in combination with moisture and sunlight, can cause severe skin and eye irritation, painful blistering, permanent scarring and blindness. Contact between the skin and the sap of this plant occurs either through brushing against the bristles on the stem or breaking the stem or leaves.
(via ny.gov)
