Family Code: ROSACE Genus Code: PHYSO Genus CN: ninebark Genus Authority: (Camb.) Raf. Genus Summary: A genus of 3-5 species, shrubs, of North America and ne. Asia. Genus References: Alexander in FNA (2014); Robertson (1974)=Z; Kalkman in Kubitzki (2004). Last Updated: 2019-11-29 Publish: 1