The Global Pollen Project

The Open Platform for Pollen Identification

1,078Species
1,365Digitised Reference Slides
0Individual Grains and Spores
Welcome to the new Global Pollen Project (GPP). Data is currently being migrated from the original GPP, so some taxa or slides may be missing. Learn more...
Compositae Pollen Grain

A Global Pollen and Spore Reference Set

Browse the dynamic and ever expanding reference collection of the Global Pollen Project. Individual reference collections and identified material are combined into an always up-to-date botanical taxonomy. Learn more…

Pollen Grain

Crowdsourced Taxonomic Identification

If you are having trouble identifying a pollen grain to family, genus or species level, submit your grain to the Global Pollen Project. Help others by providing identifications and earn points on the leader board for your lab group or Institution. Learn more…

Pollen Grain

Robust Digitisiation Tools

Our web-based digitisation tool enables anyone to digitise and share reference material, following a scientifically-robust protocol. Learn more…

25 unidentified grains