Pollens (IMAGE) Science China Press Caption Pollens in the samples of buckwheat processing (400 times) (a) (b) Fagopyrum; (c) Artemisia; (d) Chenopodiaceae Credit ©Science China Press Usage Restrictions Use with credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.