| Oxalidaceae | |
Oxalis abercornensis
| R. Knuth | Repert. Spec. Nov. Regni Veg. 48: 3 | 1940 |
| Oxalidaceae | |
Oxalis aberrans
| Reiche | Bot. Jahrb. Syst. 18: 283, t. 9, f. 4 | 1894 |
| Oxalidaceae | * |
Oxalis abyssinica
| Turcz. | Bull. Soc. Imp. Naturalistes Moscou 31(1): 432 | 1858 |
| Oxalidaceae | |
Oxalis abyssinica
| (Steud. ex A. Rich.) Walp. | Ann. Bot. Syst. 2(2): 241 | 1852 |
| Oxalidaceae | |
Oxalis acetosella
| L. | Sp. Pl. 1: 433 | 1753 |
| Oxalidaceae | |
Oxalis acromelaena
| Diels | Bot. Jahrb. Syst. 37: 423 | 1906 |
| Oxalidaceae | ! |
Oxalis acuminata
| Schltdl. & Cham. | Linnaea 5: 224 | 1830 |
| Oxalidaceae | * |
Oxalis acuminata
| Turcz. | Bull. Soc. Imp. Naturalistes Moscou 31(1): 429 | 1858 |
| Oxalidaceae | |
Oxalis acutifolia
| Progel | | |
| Oxalidaceae | |
Oxalis acutiuscula
| R. Knuth | Bot. Jahrb. Syst. 61(Beibl. 139): 26 | 1927 |
| Oxalidaceae | |
Oxalis adenocaulos
| Phil. | Anales Univ. Chile 82: 914 | 1893 |
| Oxalidaceae | |
Oxalis adenodes
| Sond. | Fl. Cap. i 334. | |
| Oxalidaceae | |
Oxalis adenophylla
| Gillies ex Hook. & Arn. | Bot. Misc. 3: 165 | 1832 |
| Oxalidaceae | |
Oxalis adpressa
| R. Knuth | Pflanzenr. 130(Heft. 95): 160 | 1930 |
| Oxalidaceae | |
Oxalis adspersa
| Eckl. & Zeyh. | Enum. Pl. Afr. Austral. 94 | 1835 |
| Oxalidaceae | |
Oxalis aemula
| Schltr. ex R. Knuth | | |
| Oxalidaceae | |
Oxalis aeschynomenifolia
| O. Hoffm. | Abh. Naturwiss. Vereins Bremen 7: 244 | 1881 |
| Oxalidaceae | |
Oxalis aetheria
| J.F. Macbr. | Candollea 6: 8 | 1934 |
| Oxalidaceae | * |
Oxalis affinis
| R. Knuth | Meded. Rijks-Herb. 27: 61 | 1915 |
| Oxalidaceae | |
Oxalis affinis
| Sond. | Fl. Cap. 1: 328 | 1860 |
| Oxalidaceae | |
Oxalis aganophylla
| Eckl. & Zeyh. | Enum. Pl. Afr. Austral. 86 | 1836 |
| Oxalidaceae | |
Oxalis agassizii
| Rose | Contr. U.S. Natl. Herb. 1: 136 | 1892 |
| Oxalidaceae | |
Oxalis alata
| Mart. ex Zucc. | Denkschr. Königl. Akad. Wiss. München 9: 155, pl. 1A | 1825 |
| Oxalidaceae | |
Oxalis alba
| Steud. | Nomencl. Bot. 1: 578 | 1821 |
| Oxalidaceae | |
Oxalis albella
| R. Knuth | Bot. Jahrb. Syst. 61(Beibl. 139): 20–21 | 1927 |
| Oxalidaceae | |
Oxalis albicans
| Kunth | Nov. Gen. Sp. (quarto ed.) 5: 244 | 1821 [1822] |
| Oxalidaceae | |
Oxalis albiuscula
| T.M. Salter | | |
| Oxalidaceae | |
Oxalis albizzioides
| O. Hoffm. | Abh. Naturwiss. Vereins Bremen 7: 242 | 1881 |
| Oxalidaceae | |
Oxalis alfalfalis
| Phil. | Anales Univ. Chile 41: 912 | 1893 |
| Oxalidaceae | |
Oxalis algoensis
| Eckl. & Zeyh. | | |
| Oxalidaceae | |
Oxalis alpina
| (Rose) Rose ex R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 7(67): 315 | 1919 |
| Oxalidaceae | |
Oxalis alsinoides
| Walp. | Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19: 319 | 1843 |
| Oxalidaceae | |
Oxalis alstonii
| Lourteig | Bradea 2(24): 291–294, f. | 1978 |
| Oxalidaceae | |
Oxalis alta
| R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 7(67): 294 | 1919 |
| Oxalidaceae | |
Oxalis alvimii
| Lourteig | Bradea 7(1): 186–188, f. 52 | 1994 |
| Oxalidaceae | |
Oxalis amara
| A. St.-Hil. | Fl. Bras. Merid. (quarto ed.) 1(3): 119–120 | 1825 |
| Oxalidaceae | |
Oxalis amazonica
| Progel | Fl. Bras. 12(2): 503 | 1877 |
| Oxalidaceae | |
Oxalis ambigua
| Jacq. | | |
| Oxalidaceae | |
Oxalis amblyodonta
| T.M. Salter | J. S. African Bot. 1936(ii): 159 | 1936 |
| Oxalidaceae | |
Oxalis amblyosepala
| Schltr. | Bot. Jahrb. Syst. 27: 153 | 1900 |
| Oxalidaceae | |
Oxalis americana
| Bigelow | Prodr. 1: 700 | 1824 |
| Oxalidaceae | |
Oxalis amicorum
| Canelón, Dorr & S.M. Niño | Harvard Pap. Bot. 29(1): 45, f. 1, 2, 4A. | 2024 |
| Oxalidaceae | |
Oxalis amoena
| Jacq. | | |
| Oxalidaceae | ** |
Oxalis amplifolia
| (Trel.) Tidestr. | Proc. Biol. Soc. Washington 36(29): 183 | 1923 |
| Oxalidaceae | ! |
Oxalis amplifolia
| (Trel.) R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 7(67): 314 | 1919 |
| Oxalidaceae | |
Oxalis andicola
| Gillies ex Hook. & Arn. | Bot. Misc. 3: 161 | 1832 |
| Oxalidaceae | |
Oxalis andina
| Britton | Bull. Torrey Bot. Club 16: 159 | 1889 |
| Oxalidaceae | |
Oxalis androsacea
| R. Knuth | Repert. Spec. Nov. Regni Veg. 24: 53 | 1927 |
| Oxalidaceae | |
Oxalis anemonoides
| Eckl. & Zeyh. | | |
| Oxalidaceae | |
Oxalis angulata
| (Small) R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 7(67): 314 | 1919 |
| Oxalidaceae | |
Oxalis angusta
| Sond. | Fl. Cap. i 329. | |
| Oxalidaceae | |
Oxalis angustifolia
| Kunth | Nov. Gen. Sp. (quarto ed.) 5: 249–250 | 1821 [1822] |
| Oxalidaceae | |
Oxalis annae
| F. Bolus | | |
| Oxalidaceae | |
Oxalis anomala
| T.M. Salter | | |
| Oxalidaceae | |
Oxalis anthelmintica
| A. Rich. | Tent. Fl. Abyss. 1: 124 | 1847 |
| Oxalidaceae | |
Oxalis anthyllidifolia
| R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 7(67): 293 | 1919 |
| Oxalidaceae | |
Oxalis antucensis
| Phil. | Anales Univ. Chile 41: 685 | 1872 |
| Oxalidaceae | |
Oxalis aphylla
| Rusby | Bull. New York Bot. Gard. 8(28): 95 | 1912 |
| Oxalidaceae | |
Oxalis apodiscias
| Turcz. | Bull. Soc. Imp. Naturalistes Moscou 36(1): 595 | 1863 |
| Oxalidaceae | |
Oxalis apodoscias
| Turcz. | Bull. Soc. Imp. Naturalistes Moscou 36(1): 595 | 1863 |
| Oxalidaceae | |
Oxalis approximata
| Sond. | Fl. Cap. i 326. | |
| Oxalidaceae | |
Oxalis aptera
| Zucc. ex Progel | Fl. Bras. 12(2): 514–515 | 1877 |
| Oxalidaceae | |
Oxalis apurimacensis
| Lourteig | Bradea 7(2): 280–281, f. 70B | 2000 |
| Oxalidaceae | |
Oxalis aracatcha
| hort. ex Zucc. | Abh. Math.-Phys. Cl. Königl. Bayer. Akad. Wiss. 1: 234, 245 | 1831 |
| Oxalidaceae | |
Oxalis arachnoidea
| Progel | Fl. Bras. 12(2): 494 | 1877 |
| Oxalidaceae | |
Oxalis araucana
| Reiche | Bot. Jahrb. Syst. 18: 302 | 1894 |
| Oxalidaceae | |
Oxalis arborescens
| hort. ex Turcz. | Bull. Soc. Imp. Naturalistes Moscou 31(1): 430 | 1858 |
| Oxalidaceae | |
Oxalis arborescens
| Perr. | Mém. Soc. Linn. Paris 3: 133 | 1825 |
| Oxalidaceae | |
Oxalis arbuscula
| Barnéoud | Fl. Chil. 1(4): 443–444, t. 14 | 1845 [1846] |
| Oxalidaceae | |
Oxalis arechavaletae
| Herter | Revista Sudamer. Bot. 7(6/8): 211 | 1943 |
| Oxalidaceae | ** |
Oxalis arenaria
| Poepp. ex R. Knuth | Pflanzenr. IV 130(Heft 95): 123 | 1930 |
| Oxalidaceae | ! |
Oxalis arenaria
| Bertero | Mercurio Chileno 16: 739–740 | 1829 |
| Oxalidaceae | |
Oxalis arenosa
| F. Bolus | Ann. Bolus Herb. 2: 25 | 1916 |
| Oxalidaceae | |
Oxalis areolata
| Taub. | Bot. Jahrb. Syst. 17: 504 | 1893 |
| Oxalidaceae | |
Oxalis arequipensis
| R. Knuth | Pflanzenr. 130(Heft 95): 188 | 1930 |
| Oxalidaceae | |
Oxalis argentea
| Eckl. & Zeyh. | Enum. Pl. Afr. Austral. 85–86 | 1835 |
| Oxalidaceae | * |
Oxalis argentea
| R. Knuth | Bot. Jahrb. Syst. 61(Beibl. 139): 9 | 1927 |
| Oxalidaceae | |
Oxalis argentina
| R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 7(67): 313 | 1919 |
| Oxalidaceae | |
Oxalis argillacea
| F. Bolus | Ann. Bolus Herb. 2: 23 | 1916 |
| Oxalidaceae | |
Oxalis argyrophylla
| T.M. Salter | | |
| Oxalidaceae | |
Oxalis aridicola
| T.M. Salter | J. S. African Bot. 1935(i): 129 | 1935 |
| Oxalidaceae | |
Oxalis arracacha
| G. Don | Gen. Hist. 1: 756 | 1831 |
| Oxalidaceae | |
Oxalis arrojadoi
| R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 8: 425–426 | 1923 |
| Oxalidaceae | |
Oxalis artemioides
| Fiaschi | Brittonia 66(2): 135 | 2013 |
| Oxalidaceae | |
Oxalis articulata
| Savigny | Encycl. 4(2): 686–687 | 1797 [1798] |
| Oxalidaceae | |
Oxalis asinina
| Jacq. | | |
| Oxalidaceae | |
Oxalis asplundii
| R. Knuth | Repert. Spec. Nov. Regni Veg. 24: 53 | 1927 |
| Oxalidaceae | |
Oxalis atacamensis
| Reiche | Bot. Jahrb. Syst. 18: 286 | 1894 |
| Oxalidaceae | |
Oxalis atrata
| Weintraub | | |
| Oxalidaceae | |
Oxalis atroglandulosa
| R. Knuth | Notizbl. Bot. Gart. Berlin-Dahlem 7(67): 311 | 1919 |
| Oxalidaceae | |
Oxalis attaquana
| T.M. Salter | | |
| Oxalidaceae | |
Oxalis aurea
| Schltr. | Bot. Jahrb. Syst. 27: 153 | 1900 |
| Oxalidaceae | |
Oxalis aureo-ciliata
| F. Bolus | Ann. Bolus Herb. 2: 21 | 1916 |
| Oxalidaceae | |
Oxalis aureoflava
| Steud. | Flora 39: 443 | 1856 |
| Oxalidaceae | |
Oxalis ausensis
| R. Knuth | | |
| Oxalidaceae | |
Oxalis austro-occidentalis
| R. Knuth | Bot. Jahrb. Syst. 61(Beibl. 139): 9 | 1927 |
| Oxalidaceae | ! |
Oxalis autumnalis
| A. St.-Hil. | Fl. Bras. Merid. (quarto ed.) 1(4): 128 | 1825 |
| Oxalidaceae | * |
Oxalis autumnalis
| Poepp. ex Progel | Fl. Bras. 12(2): 477 | 1877 |
| Oxalidaceae | |
Oxalis avilensis
| Pittier | Trab. Mus. Comercial Venezuela 7: 310 | 1930 |
| Oxalidaceae | |
Oxalis azanaquensis
| R. Knuth | Repert. Spec. Nov. Regni Veg. 29: 217 | 1931 |