Heliotropium grandiflorum Schrank, Pl. Rar. Hort. Monac. 1: tab. 2. 1817 Heliotropium grandiflorum Schrank, Pl. Rar. Hort. Monac. 1: tab. 2. 1817is earlier homonym of Heliotropium grandiflorum DC., Prodr. 9: 532. 1845This name is not assigned to any taxon.