Thimbleberry (Rubus parviflorus)
Montana de Oro California State Park Coon Creek Digital Photo Walk 10 April 2010. Photo by Michael "Mike" L. Baird, mike [at} mikebaird d o t com, flickr.bairdphotos.com; Canon 1D Mark III, Canon EF 180mm f3.5L Macro USM AutoFocus Telephoto Lens for Canon SLR Cameras, Gitzo tripod. To use this photo, which has the most liberal Creative Commons Attribution license possible attached, please see the access, attribution, and commenting guidelines at www.flickr.com/people/mikebaird/#credit
Tech note: this image is not all that sharp as can be seen in "all sizes"