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Skunkbush

Rhus trilobata

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).


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Healthy Skunkbush
Courtesy, CalPhotos, Berkeley Plant Database
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Healthy Skunkbush
Courtesy, CalPhotos, Berkeley Plant Database

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Healthy Skunkbush Berries
Courtesy, USDA PLANTS Database
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Ozone Injury to Skunkbush Leaf
Courtesy, Dr. Don D. Davis
Pennsylvania State University
updated on 01/17/2007  I   http://nature.nps.gov/air/Pubs/bioindicators/skunkbush.cfm   I  Email: Webmaster