oboˈvato-used as combining form of mod.L. obovātus obovate, as in obovato-lanceolate (=obovate-lanceolate), obovato-retuseadjs.1806J. Galpine Brit.Bot.No. 163 L[eaves] obovato-lanceolate.1839Hardy in Proc.Berw.Nat. Club I. 209 Leaflets obovato-retuse.