Heliotropium torreyi I.M. Johnst. Heliotropium torreyi I.M. Johnst. in Wrightia 2(1): 13. 1959 sec. Campos-Ríos & Lira-Charco 2008=Heliotropium angustifolium Torr., Rep. U.S. Mex. Bound., Bot. 137. 1859 syn. sec. Campos-Ríos & Lira-Charco 2008