Gall Identification
I've recently started researching for some gall identification sites and wanted to post some links here.
Oak Galls
California Oak Galls
This is one of the best site that I have come across so far.
http://joycegross.com/galls_ca_oak.php
Wasp Galls on California Oaks
http://www.californiaoaks.org/ExtAssets/WaspGalls_RonRussoPoster.pdf
A Field Guide to Insects and Diseases of California Oaks
http://www.fs.fed.us/psw/publications/documents/psw_gtr197/psw_gtr197.pdf
Not only galls, but some other insects too.
Willow Galls
Insects on Willows
http://wanda.uef.fi/biologia/nyman/IOWgallinducers.htm
Creosote
Though there are roughly 15 species of midges and/or flies that create galls on Creosote I can only find online identifiaction for one,
Creosote Gall Midges (Asphondylia auripila)
http://www.birdandhike.com/Wildlife/Invert/Ph_Arthropoda/SubP_Hexapoda/Cl_Insecta/Diptera/Midge/Cecidomyiidae/Asphon_aur/_Asp_aur.htm
Manzanita
BugGuide
Manzanita Leaf Gall Aphid
http://bugguide.net/node/view/214155
Ceanothus
University of California
Ceanothus stem gall moth
http://www.ipm.ucdavis.edu/PMG/GARDEN/PLANTS/INVERT/ceanothusgallmth.html
CalPhotos
Ceanothus Bud Gall Midge
http://calphotos.berkeley.edu/cgi/img_query?enlarge=1111+1111+2222+2263
Coyote Brush
BugGuide - Coyote Brus Stem Gall moth
http://bugguide.net/node/view/168328/bgimage
BugGuide - Coyote Brush Bud Gall Midge
http://bugguide.net/node/view/225834/bgimage
Cottonwood
Poplar Petiolegall Aphid
BugGuide
http://bugguide.net/node/view/346741/bgimage
Video
http://naturebytesvideo.com/bytes_C/cottonwood_gall.html
Multiple Plant Hosts
Plant Gall Identification
http://adventuresofawildlife.com/category/plant-gall-identification/
Click on the link to the "New Easy Reference System fo Plant Gall Identification" post for directions if needed.
A photographic guide by Michael Mitchell & Rod M Yeager, MD
Not many species, but some are on plants other than oaks.
http://www.montereywildflowers.com/Galls.php
Gall Making Insects and Mites
http://webdoc.agsci.colostate.edu/bspm/Gall%20Making%20Insects%20and%20Mites%20-%20Montana.pdf
Books
Ron Russo's Field Guide to Plant Galls of California and other Western States .
If you have any other sites please share them with me.
