Anthidiini Female on Gumweed - Paranthidium jugatorium -
6 miles NW Lyons, Boulder County, Colorado, USA August 16, 2006 Size: BL ~ 11-12 mm
This female is collecting pollen from Gunweed (Grindelia squarrosa) in the CO foothills at about 6400' elevation. Any help with her ID will be much appreciated.