Data PolicyPublications | Institutes | Persons | Datasets | Projects | Maps [ report an error in this record ] Semple, John C. [ retired ] Personal home page Institutes (2) Dataset University of Waterloo; Department of Biology; Astereae Lab, more Function: Professor Emeritus, Adjunct Professor Direct contact at institute: E-mail: WoRMS Editorial Board (WoRMS editors), more Function: Taxonomic editor GCD: Compositae Working Group (CWG) (2024). Global Compositae Database. Accessed at https://www.compositae.org/gcd on yyyy-mm-dd, more