Cactus dillenii
| Cactus dillenii Ker Gawler, Bot. Reg. 3: pl. 255. 1818. | | TYPE: Cult. in England, without data (lectotype: Ker Gawler, Bot. Reg. 3: pl. 255. 1818). Lectotypified by L. D. Benson, Cact. Succ. J. (Los Angeles) 41: 126. 1969. |
Cactus opuntia var. inermis
| Cactus opuntia Linnaeus, var. inermis de Candolle, Pl. Hist. Succ. pl. 138. 1804. | | |
Opuntia bartramii
| Opuntia bartramii Rafinesque, Atl. J. 146. 1832. | | TYPE: FLORIDA: Volusia Co.: New Smyrna region, |
Opuntia bentonii
| Opuntia bentonii Griffiths, Rep. (Annual) Missouri Bot. Gard. 22: 25, pl. 1- 2. 1912. | | TYPE: FLORIDA: Baker Co.: McClenny, Cult. at Washington D.C., 24 Apr 1910, Griffiths 8374 (holotype: US; isotypes: POM, US). |
Opuntia dillenii
| Opuntia dillenii (Ker Gawler) Haworth, Suppl. Pl. Succ. 79. 1819. | BASIONYM: Cactus dillenii Ker Gawler 1818. | |
Opuntia inermis
| Opuntia inermis (de Candolle) de Candolle, Prodr. 3: 473. 1828. | BASIONYM: Cactus opuntia Linnaeus, var. inermis de Candolle 1804. | |
Opuntia keyensis
| Opuntia keyensis Britton ex Small, J. New York Bot. Gard. 20: 31, pl. 225. 1919. | | TYPE: FLORIDA: Monroe Co.: Boot Key, 7-12 Apr 1909, Britton 537 (holotype: NY; isotype: US). |
Opuntia magnifica
| Opuntia magnifica Small, Man. S.E. Fl. 910, 1506. 1933. | | TYPE: FLORIDA: Nassau Co.: Southern part of Amelia Island, 21 Aug 1922, Small et al. s.n. (holotype: NY: isotype: US). |
Opuntia maritima
| Opuntia maritima Rafinesque, Atl. J. 146. 1832. | | TYPE: "Florida to Carolina", |
Opuntia nitens
| Opuntia nitens Small, Man. S.E. Fl. 906, 1506. 1933. | | TYPE: FLORIDA: Volusia Co.: Green Mound, 5 mi. S of Daytona, 23 Aug 1922, Small et al. s.n. (holotype: NY; isotype: US). |
Opuntia spinalba
| Opuntia spinalba Rafinesque, Atl. J. 147. 1832. | | TYPE: FLORIDA: Monroe Co.: |
Opuntia stricta var. dillenii
| Opuntia stricta (Haworth) Haworth, var. dillenii (Ker Gawler) L. D. Benson, Cact. Succ. J. (Los Angeles) 41: 126. 1969. | BASIONYM: Cactus dillenii Ker Gawler 1818. | |
Opuntia tenuiflora
| Opuntia tenuiflora Small, Man. S.E. Fl. 908, 1506. 1933. | | TYPE: FLORIDA: Monroe Co.: Lignum Vitae Key, 30 Mar 1916, Small s.n. (holotype: NY). |
Opuntia zebrina
| Opuntia zebrina Small, J. New York Bot. Gard. 20: 35, pl. 226. 1919. | | TYPE: FLORIDA: Monroe Co.: East Cape Sable, 28 Nov 1916, Small s.n. (lectotype: NY). Lectotypified by L. D. Benson, Cacti U.S. Canada 932. 1982. |
Cactus humilis
| Cactus humilis Haworth, Misc. Nat. 187. 1803. | | |
Opuntia airampo
| Opuntia airampo Philippi, Anales Univ. Chile 85: 492. 1894. | | TYPE: CHILE: |
Opuntia anahuacensis
| Opuntia anahuacensis Griffiths, Bull. Torrey Bot. Club 43: 92. 1916. | | TYPE: TEXAS: Chambers Co.: Near Anahuac at the mouth of the Trinity River, s.d., Griffiths 9217 (holotype: US; isotype: POM). |
Opuntia cyanella
| Opuntia cyanella Griffiths, Rep. (Annual) Missouri Bot. Gard. 22: 30, pl. 9- 10. 1912. | | TYPE: TEXAS: |
Opuntia gilvoalba
| Opuntia gilvoalba Griffiths, Rep. (Annual) Missouri Bot. Gard. 22: 35, pl. 9, 16-17. 1912. | | TYPE: TEXAS: "La Tule", cult. at San Antonio, 4 May 1910, Griffiths 9046 (holotype: US; isotype: POM). |
Opuntia gomei
| Opuntia gomei Griffiths, Rep. (Annual) Missouri Bot. Gard. 21: 167, pl. 21, 22(lower). 1910. | | TYPE: TEXAS: |
Opuntia horrida
| Opuntia horrida Salm-Reifferscheid-Dyck ex de Candolle, Prodr. 3: 472. 1828, nom. illegit. | BASIONYM: Cactus humilis Haworth 1803. | |
Opuntia humilis
| Opuntia humilis (Haworth) Haworth, Syn. Pl. Succ. 189. 1812. | BASIONYM: Cactus humilis Haworth 1803. | |
Opuntia laxiflora
| Opuntia laxiflora Griffiths, Bull. Torrey Bot. Club 43: 85. 1916. | | TYPE: TEXAS: Cameron Co.: Loma Alta near Brownsville, 18 Aug 1912, Griffiths 9915 (holotype: US; isotypes: POM, US). |
Opuntia longiclada
| Opuntia longiclada Griffiths, Bull. Torrey Bot. Club 43: 525, pl. 30. 1916. | | TYPE: Cult. in California, |
Opuntia parva
| Opuntia parva A. Berger, Hort. Mortol. 411. 1912. | | |
Opuntia tunoidea
| Opuntia tunoidea Gibbes, Proc. Elliott Soc. Nat. Hist. Charleston 1: 272. 1859. | | TYPE: SOUTH CAROLINA: Charleston Co.: Rockville, 6 Feb 1919, Small s.n. (neotype: NY). Neotypified by L. D. Benson, Cacti U.S. Canada 932. 1982. |