Anotis rotundifolia
| Anotis rotundifolia (Michaux) de Candolle, Prodr. 4: 433. 1830. | BASIONYM: Houstonia rotundifolia Michaux 1803. | |
Hedyotis procumbens
| Hedyotis procumbens (J. F. Gmelin) Fosberg, Castanea 19: 32. 1954. | BASIONYM: Poiretia procumbens J. F. Gmelin 1791. | |
Hedyotis procumbens var. hirsuta
| Hedyotis procumbens (J. F. Gmelin) Fosberg, var. hirsuta W. H. Lewis, Ann. Missouri Bot. Gard. 53: 378. 1966. | | TYPE: FLORIDA: Walton Co.: Villa Tasso, 1 mi. W of Choctaw Bay, 28 May 1964, McDaniel 4707 (holotype: FSU). |
Hedyotis rotundifolia
| Hedyotis rotundifolia (Michaux) Torrey & A. Gray, Fl. N. Amer. 2: 39. 1841, non Sprengel 1815. | BASIONYM: Houstonia rotundifolia Michaux 1803. | |
Hedyotis veronicifolia
| Hedyotis veronicifolia Steudel, Nomencl. Bot., ed. 2. 1: 729. 1840, nom. illegit. | BASIONYM: Poiretia procumbens J. F. Gmelin 1791. | |
Houstonia procumbens var. hirsuta
| Houstonia procumbens (J. F. Gmelin) Standley, var. hirsuta (W. H. Lewis) D. B. Ward, Novon 14: 370. 2004. | BASIONYM: Hedyotis procumbens (J. F. Gmelin) Fosberg, var. hirsuta W. H. Lewis 1966. | |
Houstonia rotundifolia
| Houstonia rotundifolia Michaux, Fl. Bor.-Amer. 1: 85. 1803. | | TYPE: "Floridae, et Carolinae", |
Oldenlandia rotundifolia
| Oldenlandia rotundifolia (Michaux) A. Gray ex Chapman, Fl. South. U.S. 180. 1860. | BASIONYM: Houstonia rotundifolia Michaux 1803. | |
Panetos rotundifolius
| Panetos rotundifolius (Michaux) Nieuwland, Amer. Midl. Naturalist 4: 93. 1915. | BASIONYM: Houstonia rotundifolia Michaux 1803. | |
Poiretia procumbens
| Poiretia procumbens J. F. Gmelin, Syst. Nat. 2: 263. 1791. | | TYPE: SOUTH CAROLINA: Charleston Co.: Charleston, 2-10 Jun 1902, Palmer s.n. (neotype: US). Neotypified by W. H. Lewis, Ann. Missouri Bot. Gard. 53: 378. 1966. |