Lithospermum oblongifolium Greenm. Lithospermum oblongifolium Greenm. in Proc. Amer. Acad. Arts 32: 300. 1897 sec. Cohen 2018=Lithospermum euryphyllum Brand in Repert. Spec. Nov. Regni Veg. 28: 16. 1930 syn. sec. Cohen 2018