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witch-hazel cone gall - Hormaphis hamamelidis Pikes Peak State Park, Clayton County, Iowa, USA September 27, 2009
Conical gall on leaf of Hamamelis virginiana, witch hazel
Contributed by MJ Hatfield on 24 October, 2009 - 8:12pm Last updated 4 January, 2017 - 12:04pm |
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