Heliotropium fruticosum
| Heliotropium fruticosum Linnaeus, Syst. Nat., ed. 10. 913. 1759. | | TYPE: JAMAICA: Without data, Browne s.n. (lectotype: LINN 179.10). Lectotypified by I. M. Johnston, Contr. Gray Herb. 81: 67. 1928; D. L. Nash & N. Moreno, in Gómez Pompa, Fl. Veracruz 18: 84. 1981. |
Heliotropium myosotoides
| Heliotropium myosotoides Chapman, Fl. South. U.S. 330. 1860, non Lehmann 1817. | | TYPE: FLORIDA: |
Heliotropium phyllostachyum
| Heliotropium phyllostachyum Torrey, in Emory, Rep. U.S. Mex. Bound. 2(1): 137. 1858 ("1859"). | | |
Pioctonum antillanum
| Pioctonum antillanum Rafinesque, Sylva Tellur. 88. 1838, nom. illegit. | BASIONYM: Heliotropium fruticosum Linnaeus 1759. | |
Anchusa incana
| Anchusa incana Sessé y Lacasta & Moçiño, Fl. Mexic. 30. 1893, non Ledebour 1847. | | TYPE: MEXICO: |
Heliotropium assurgens
| Heliotropium assurgens I. M. Johnston, J. Arnold Arbor. 20: 375. 1939. | BASIONYM: Heliotropium phyllostachyum Torrey, var. erectum J. F. Macbride 1916. | |
Heliotropium campechianum
| Heliotropium campechianum Kunth, in Humboldt et al., Nov. Gen. Sp. 3: 86. 1819, non Lehmann 1818. | | TYPE: MEXICO: |
Heliotropium phyllostachyum var. erectum
| Heliotropium phyllostachyum Torrey, var. erectum J. F. Macbride, Proc. Amer. Acad. Arts 51: 542. 1916. | | TYPE: MEXICO: Sinaloa: Culiacán, 4 Oct 1904, Brandegee s.n. (holotype: GH). |
Heliotropium piauhiense
| Heliotropium piauhiense Gürke, in Engler & Prantl, Nat. Pflanzenfam. 4(3a): 97. 1893. | BASIONYM: Schleidenia ovalifolia Fresenius 1857. | |
Heliotropium texanum
| Heliotropium texanum I. M. Johnston, J. Arnold Arbor. 29: 231. 1948. | | TYPE: TEXAS: Kenedy Co.: 3 mi. S of Sarita, King Ranch, Oct. 1946, Lundell 14721 (holotype: GH). |
Schleidenia ovalifolia
| Schleidenia ovalifolia Fresenius, in Martius, Fl. Bras. 8(1): 41. 1857. | | TYPE: BRAZIL: Piauhy: Near Boa Esperanca, 1839, Gardner 2261 (holotype: ?; isotypes: BM, K). |