Family CN: Elm Family Family Code: ULMACE Family Parent: [in ROSALES] Family Authority: de Mirbel 1815 Summary: As here circumscribed (excluding Celtis and relatives), a family of 6-7 genera and about 35 species, of temperate, subtropical, and boreal Northern Hemisphere, rarely extending into the Southern Hemisphere). Zavada & Kim (1996) discuss compelling reasons to remove Celtis from the Ulmaceae. Reference: Sherman-Broyles, Barker, & Schulz in FNA (1997); Zavada & Kim (1996); Todzia in Kubitzki, Rohwer, & Bittrich (1993). [also see CANNABACEAE] Last Updated: 2020-01-01 Publish: 1