1. Pollen morphology of Xanthium L. (s.l.) (Asteraceae, Asteroideae, Heliantheae, Ambrosiinae) in the Iberian Peninsula - a palynotaxonomic approach to a poisonous, allergenic and invasive genus. Issue 1 (2nd January 2021) Authors: Coutinho, António Pereira; Silveira, Paulo; Pita, Carlos; Santos, Maria João; Saraiva, Catarina; Perpétuo, Natacha Catarina Journal: Grana Issue: Volume 60:Issue 1(2021) Page Start: 35 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗