The worldwide largest database and most comprehensive resource on pollen and palynology provides an Illustrated handbook of pollen terminology and 7957 pictures of 1011 recent species, belonging to 603 genera, and 124 pictures of 32 fossil forms, belonging to 20 fossil genera. The database includes a detailed description of the pollen grain (shape in dry and hydrated condition, apertural details, wall-stratification and ornamentation, pollen coatings and cellular condition), images of each pollen grain (LM, SEM and TEM) and basic literature on each genus. Search forms allow to query the database in any combination of pollen grain characters, including images and literature. Moreover, a number of print-outs are available, e.g., standardized pollen grain description of each taxon, literature and/or images to each genus, a key to a selected family, herbarium labels. ... [Information of the supplier, modified]