Toxicity Responses of Herbaceous and Woody Ornamental Plants to Chlorine and Hydrogen Dioxides

Fig. 1. English Ivy with a few small (< 1 to 3 mm), necrotic spots (arrows) from 5 applications of ClO2 at 100 ppm.



Image from Plant Health Progress article:
Toxicity Responses of Herbaceous and Woody Ornamental Plants to Chlorine and Hydrogen Dioxides