Colorized scanning electron microscope image of pollen grains. The pollen has been acetolyzed to remove cytoplasm and pollenkit in order to reveal the intricate wall structure. The image shows a mixture of different pollen species

Single Non exclusive use on print marketing materials up to 50,000 and digital copies, includes: brochure, catalog, flyer, newsletter, and other collateral printed pieces + web usage. Worldwide (excludes advertising) for 5 years.