| | UNITED STATES: Missouri:: St. Louis Co. University City, Ames Place subdivision north and adjacent to Washington University., 2020. |
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Infestation of scale insect Toumeyella liriodendri, which secretes abundant honeydew, a drop of which is seen on lower surface of branch. A black sooty mold grows on the honeydew. Photo taken 18 Jun 2020.
| | Copyright © 2020 by Robbin Moran
(contact: kcn2[at]cornell.edu)
[ref. DOL50973]
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