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Aceria fraxini
Aceria fraxini, the ash bead gall mite, is a species of mites in the family Eriophyidae, the gall mites.[1][2] EcologyRange is North America, including southern Canada and most of the continental United States.[2] Mites form numerous capsule galls, greenish-yellow in color, between leaf veins of Ash trees in the genus Fraxinus, including Fraxinus americana, Fraxinus latifolia, Fraxinus nigra, and Fraxinus pennsylvanica.[3][4] The mites stay in the galls until late summer when host leaves mature.[5]: 50 The life cycle is a form of alternation of generations. An over-wintering generation consists only of females called deutogynes. The other generation consists of both sexes: females called protogynes as well as males.[5]: 6 References Wikimedia Commons has media related to Aceria fraxini.
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