| Rutaceae | |
Helietta apiculata
| Benth. | Hooker's Icon. Pl. 14: 67 | 1882 |
| Rutaceae | |
Helietta barrancae
| M.E. Jones | Leafl. W. Bot. 18: 47 | 1933 |
| Rutaceae | |
Helietta cuspidata
| (Engl.) Chodat & Hassl. | Bull. Herb. Boissier 4: 1285 | 1904 |
| Rutaceae | |
Helietta glaucescens
| Urb. | Symb. Antill. 9: 179 | 1924 |
| Rutaceae | |
Helietta glaziovii
| (Engl.) Pirani | Brittonia 50(3): 369 | 1998 |
| Rutaceae | * |
Helietta longifoliata
| Britton | Ann. New York Acad. Sci. 7: 69 | 1892 |
| Rutaceae | |
Helietta lottiae
| F. Chiang | Brittonia 36: 455, f. 1 | 1984 |
| Rutaceae | |
Helietta lucida
| Brandegee | Univ. Calif. Publ. Bot. 4(11): 182 | 1911 |
| Rutaceae | |
Helietta mollis
| (Miq.) Kaastra | Acta Bot. Neerl. 26: 487 | 1977 |
| Rutaceae | |
Helietta multiflora
| Engl. | Fl. Bras. 12(2): 185 | 1874 |
| Rutaceae | |
Helietta parvifolia
| (A. Gray) Benth. | Hooker's Icon. Pl. 14: 66, pl. 1385 | 1882 |
| Rutaceae | |
Helietta plaeana
| Tul. | Ann. Sci. Nat., Bot., sér. 3, 7: 281 | 1847 |
| Rutaceae | |
Helietta puberula
| R.E. Fr. | Bull. Herb. Boissier, sér. 2, 7: 1007 | 1907 |
| Rutaceae | |
Helietta trifoliata
| (Baill.) Mabb. | Pl.-Book (corr. repr. 1989) 707 | 1989 |