Family Code: RHAMNA Genus Code: BERCH Genus CN: supplejack Genus Authority: Neck. ex DC. Genus Summary: A genus of about 12 species, vines, of tropical to warm temperate Asia, Africa and se. North America. B. scandens is the only New World species. Genus Identification: Identification notes: The young stems are shining and reddish; older stems can reach at least 18 cm in diameter, with bark medium gray and smooth (though often marred by sap wells drilled by Yellow-bellied Sapsuckers). The smooth bark and neatly pinnately-veined leaves are distinctive. Genus References: Nesom in FNA (in prep.); Brizicky (1964a)=Z; Medan & Schirarend in Kubitzki (2004). Last Updated: 2019-11-29 Publish: 1