Lithospermum obovatum J.F. Macbr. Lithospermum obovatum J.F. Macbr. in Contr. Gray Herb. 48: 56. 1916 sec. Campos-Ríos & Lira-Charco 2008=Lithospermum gentianoides Brand in Repert. Spec. Nov. Regni Veg. 28: 15. 1930 syn. sec. Campos-Ríos & Lira-Charco 2008