Heliotropium horizontale
| Heliotropium horizontale Small, Bull. New York Bot. Gard. 3: 435. 1905. | | TYPE: FLORIDA: Miami-Dade Co.: Between Cutler & Camp Longview, Nov 1903, Small & Carter 742 (holotype: NY; isotype: US). |
Heliotropium leavenworthii
| Heliotropium leavenworthii (A. Gray) Torrey ex Small, Fl. S.E. U.S. 1006. 1903. | BASIONYM: Heliotropium polyphyllum Lehmann, var. leavenworthii A. Gray 1874. | |
Heliotropium polyphyllum
| Heliotropium polyphyllum Lehmann, Neue Schriften Naturf. Ges. Halle 3(2): 9. 1817. | | TYPE: BRAZIL: |
Heliotropium polyphyllum var. genuinum
| Heliotropium polyphyllum Lehmann, var. genuinum I. M. Johnston, Contr. Gray Herb. 81: 63. 1928, nom. inadmiss. | BASIONYM: Heliotropium polyphyllum Lehmann 1817. | |
Heliotropium polyphyllum var. horizontale
| Heliotropium polyphyllum Lehmann, var. horizontale (Small) R. W. Long, Rhodora 72: 33. 1970. | BASIONYM: Heliotropium horizontale Small 1905. | |
Heliotropium polyphyllum var. leavenworthii
| Heliotropium polyphyllum Lehmann, var. leavenworthii A. Gray, Proc. Amer. Acad. Arts 10: 49. 1874. | | TYPE: FLORIDA: Miami-Dade Co.: |
Lithospermum floridanum
| Lithospermum floridanum Rafinesque, New Fl. 4: 18. 1838 ("1836"). | | TYPE: FLORIDA: |
Schleidenia polyphylla
| Schleidenia polyphylla (Lehmann) Fresenius, in Martius, Fl. Bras. 8(1): 36. 1857. | BASIONYM: Heliotropium polyphyllum Lehmann 1817. | |
Heliotropium bursiferum
| Heliotropium bursiferum C. Wright ex Grisebach, Cat. Pl. Cub. 211. 1866. | | TYPE: CUBA: Without data, Wright 3137 (holotype: GOET). |
Heliotropium foliosum
| Heliotropium foliosum Willdenow ex Roemer & Schultes, Syst. Veg. 4: 737. 1819. | | TYPE: VENEZUELA: Apure: Río Apure, s.d., Humboldt 808 (holotype: B-W). |