. Annual report. New York State Museum; Science -- New York (State); Plants -- New York (State); Animals -- New York (State). KEY TO AMERICAN INSECT GALLS 33 Filamentous structures on leaf. Walsh '66, p. 227 Acarid. Eriophyes aenigma Walsh Tvirgid leaf galls Smooth, flattish, fleshy, sessile, yellowish green, on both surfaces of the leaf, length 6 to 12 mm, on S. h u m i 1 i s . PI. 3, fig. 8. Walsh '66, p. 257 Hym. Pontania desmodioides Walsh Yellowish, red-spotted, flattened gall, diameter 2 to 3 mm. Fig. 31. Felt 'lod, P-354 Itonid. Willow blister gall, Oligotrophus salicifolius Felt Fig. 3
. Annual report. New York State Museum; Science -- New York (State); Plants -- New York (State); Animals -- New York (State). KEY TO AMERICAN INSECT GALLS 33 Filamentous structures on leaf. Walsh '66, p. 227 Acarid. Eriophyes aenigma Walsh Tvirgid leaf galls Smooth, flattish, fleshy, sessile, yellowish green, on both surfaces of the leaf, length 6 to 12 mm, on S. h u m i 1 i s . PI. 3, fig. 8. Walsh '66, p. 257 Hym. Pontania desmodioides Walsh Yellowish, red-spotted, flattened gall, diameter 2 to 3 mm. Fig. 31. Felt 'lod, P-354 Itonid. Willow blister gall, Oligotrophus salicifolius Felt Fig. 34. R h a b d o - phaga caulicola Felt. Infested stems, two sectioned. (Origi- nal). Fig. 35- S a c k - enomyia Pack- ard i Felt. In- fested twig and another in section showing character- istic galleries. (Origi- nal). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum; University of the State of New York. Albany, N. Y. : University of the State of New York
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