Annual report . MIDGE GALLS ija Same gall enlarged, showing the appearance of the uppersurface of the leaf and a side view of several galls 18 Stem gall on thoroughwort produced by Neolasiopteraperfoliata Felt [9 Blossom bud gall on white snake root, Eupatoriumurticaefolium, from which has been reared L e s t o -diplosis eupatorii Felt, true producer unknown PLATE 5 Gall midge wings 1 Wing of Rhabdophaga populi Felt, C. 78, x 20 2 Wing of Rhabdophaga acerifolia Felt, C. 36, x 20 3 Wing of Rhabdophaga consobrina Felt, C. 39, x 20 4 Wing of Rhabdophaga batatas Walsh, C. a686, x 20 5 Wing of R. b


Annual report . MIDGE GALLS ija Same gall enlarged, showing the appearance of the uppersurface of the leaf and a side view of several galls 18 Stem gall on thoroughwort produced by Neolasiopteraperfoliata Felt [9 Blossom bud gall on white snake root, Eupatoriumurticaefolium, from which has been reared L e s t o -diplosis eupatorii Felt, true producer unknown PLATE 5 Gall midge wings 1 Wing of Rhabdophaga populi Felt, C. 78, x 20 2 Wing of Rhabdophaga acerifolia Felt, C. 36, x 20 3 Wing of Rhabdophaga consobrina Felt, C. 39, x 20 4 Wing of Rhabdophaga batatas Walsh, C. a686, x 20 5 Wing of R. batatas Walsh, female, x 20 224 s.


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectscience, bookyear1902