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Red elderberry

Sambucus racemosa

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 Red elderberry
Courtesy, Virginia Tech Forestry Department
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Healthy Red elderberry
Courtesy, USDA PLANTS Database

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Ozone Injury to Red elderberry
Courtesy, LWF Ozone Injury Databank
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Healthy Red elderberry
Courtesy, Virginia Tech Forestry Department

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Ozone Injury to Red elderberry
Courtesy, LWF Ozone Injury Databank
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Ozone Injury to Red elderberry
Courtesy, LWF Ozone Injury Databank
updated on 09/17/2006  I   http://nature.nps.gov/air/Pubs/bioindicators/redElderberry.cfm   I  Email: Webmaster