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Poplar Petiole Gall Aphid Pemphigus populicaulis Hemiptera: Aphididae Back to Hemiptera index page |
San Joaquin Wildlife Sanctuary, Orange County, CA. 7/19/09. © 2009 Elliotte Rusty Harold |
San Joaquin Wildlife Sanctuary, Orange County, CA. 7/19/09. © 2009 Elliotte Rusty Harold |
San Joaquin Wildlife Sanctuary, Orange County, CA. 7/19/09. © 2009 Elliotte Rusty Harold |
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Petiole gall on Fremont Cottonwood, Populus fremontii. San Joaquin Wildlife Sanctuary, Orange County, CA. 8/2/12. © Peter J. Bryant |
In petiole gall on Fremont Cottonwood, Populus fremontii. San Joaquin Wildlife Sanctuary, Orange County, CA. 8/2/12. © Peter J. Bryant |
Fundatrix? In petiole gall on Fremont Cottonwood, Populus fremontii. San Joaquin Wildlife Sanctuary, Orange County, CA. 8/2/12. © Peter J. Bryant |
Winged adult. In petiole gall on Fremont Cottonwood, Populus fremontii. San Joaquin Wildlife Sanctuary, Orange County, CA. 8/2/12. © Peter J. Bryant |