Common snowberry

Ozone injury usually appears as black or purple spots (stipple), yellow or white bleached spots (chlorotic mottle, needle tip burn), or leaf browning (necrosis). Ozone may also cause premature leaf drop (senescence).

Healthy Common snowberry Plant Courtesy, www.borealforest.org

Healthy Common snowberry Plant Courtesy, USDA PLANTS Database

Ozone Injury to Common snowberry Branch Courtesy, Dr. Donald D. Davis, Penn State University

Healthy Common snowberry Flowers Courtesy, USDA PLANTS Database