Family Code: ROSACE Genus Code: CRATA Genus CN: hawthorn Genus Authority: L. Genus Summary: [contributed by Ron Lance] Genus Identification: Identification notes: All references to leaves and petioles pertain to foliage on short shoots (floreal shoots), unless otherwise specified. Genus References: Lance (2014)=X; Phipps in FNA (2014); Phipps (1988)=Z; Beadle in Small (1913)=Q; Phipps, O'Kennon, & Lance (2003)= V ; Phipps (1998)=Y; Phipps, Lance, & Dvorsky (2006)=U; Phipps, O’Kennon, & Dvorsky (2006)= N; Lance (1995); Kalkman in Kubitzki (2004). Last Updated: 2019-11-29 Publish: 1