| Ericaceae | |
Sphyrospermum boekei
| Luteyn | Brittonia 31(1): 162, f. 4 | 1979 |
| Ericaceae | |
Sphyrospermum buesii
| A.C. Sm. | J. Washington Acad. Sci. 43: 208 | 1953 |
| Ericaceae | |
Sphyrospermum buxifolium
| Poepp. & Endl. | Nov. Gen. Sp. Pl. 1: 4–5, t. 8 | 1835 |
| Ericaceae | |
Sphyrospermum campanulatum
| Luteyn | Opera Bot. 92: 126–127, f. 9D–E | 1987 |
| Ericaceae | |
Sphyrospermum campii
| A.C. Sm. | Mem. New York Bot. Gard. 8(1): 45 | 1952 |
| Ericaceae | |
Sphyrospermum cordifolium
| Benth. | Pl. Hartw. 222 | 1846 |
| Ericaceae | |
Sphyrospermum dissimile
| (S.F. Blake) Luteyn | Opera Bot. 92: 126 | 1987 |
| Ericaceae | |
Sphyrospermum distichum
| Luteyn | Opera Bot. 92: 124, f. 3G–J | 1987 |
| Ericaceae | |
Sphyrospermum dolichanthum
| Luteyn | Phytotaxa 79(1): 13, f. 2 | 2013 |
| Ericaceae | |
Sphyrospermum ellipticum
| Sleumer | Repert. Spec. Nov. Regni Veg. 41(1046/1058): 121 | 1936 |
| Ericaceae | ** |
Sphyrospermum flaccidum
| Seem. | Bot. Voy. Herald 164 | 1854 |
| Ericaceae | |
Sphyrospermum flaviflorum
| A.C. Sm. | Mem. New York Bot. Gard. 8(1): 45 | 1952 |
| Ericaceae | |
Sphyrospermum glutinosum
| Luteyn & Pedraza | Phytotaxa 79: 15, f. 3 | 2013 |
| Ericaceae | |
Sphyrospermum grandiflorum
| Cornejo & Pedraza | Phytotaxa 409(2): 66 | 2019 |
| Ericaceae | |
Sphyrospermum grandifolium
| (Hoerold) A.C. Sm. | Brittonia 1(4): 211–212 | 1933 |
| Ericaceae | |
Sphyrospermum haughtii
| A.C. Sm. | J. Washington Acad. Sci. 43(7): 207 | 1953 |
| Ericaceae | |
Sphyrospermum klotzschianum
| (Mansf.) A.C. Sm. | Brittonia 1(4): 212 | 1933 |
| Ericaceae | |
Sphyrospermum lanceolatum
| Luteyn | Fl. Ecuador 54: 350 | 1996 |
| Ericaceae | |
Sphyrospermum linearifolium
| Al. Rodr. & J.F. Morales | Novon 15(2): 335–337, f. 1 | 2005 |
| Ericaceae | |
Sphyrospermum longifolium
| Poepp. & Endl. | Nov. Gen. Sp. Pl. 1: 5 | 1835 |
| Ericaceae | |
Sphyrospermum majus
| Griseb. | Fl. Brit. W. I. 143 | 1864 [1859] |
| Ericaceae | |
Sphyrospermum microphyllum
| Sleumer | Notizbl. Bot. Gart. Berlin-Dahlem 12(112): 133 | 1934 |
| Ericaceae | |
Sphyrospermum munchiqueense
| Luteyn | Opera Bot. 92: 124–125, f. 9A–C | 1987 |
| Ericaceae | |
Sphyrospermum muscicola
| (Hook.) A.C. Sm. | Brittonia 1(4): 215 | 1933 |
| Ericaceae | |
Sphyrospermum myrtifolium
| Hook. | Icon. Pl. [Hooker] 2: , pl. 112 | 1837 |
| Ericaceae | |
Sphyrospermum revolutum
| Luteyn | Phytotaxa 79(1): 20, f. 4 | 2013 |
| Ericaceae | |
Sphyrospermum roraimae
| Klotzsch | Linnaea 24: 36 | 1851 |
| Ericaceae | |
Sphyrospermum rotundifolium
| Luteyn | Phytotaxa 79: 22–24, f. 5a–f | 2013 |
| Ericaceae | |
Sphyrospermum sessiliflorum
| Luteyn | Brittonia 33(3): 379–381, f. 3 | 1981 |
| Ericaceae | |
Sphyrospermum sodiroi
| (Hoerold) A.C. Sm. | Brittonia 1(4): 211 | 1933 |
| Ericaceae | |
Sphyrospermum spruceanum
| Sleumer | Notizbl. Bot. Gart. Berlin-Dahlem 12(112): 133–134 | 1934 |
| Ericaceae | |
Sphyrospermum standleyi
| A.C. Sm. | Brittonia 1(4): 210 | 1933 |
| Ericaceae | |
Sphyrospermum tuberculatum
| Wilbur & Luteyn | Ann. Missouri Bot. Gard. 65(1): 124–125 | 1978 |
| Ericaceae | |
Sphyrospermum venustum
| A.C. Sm. | J. Washington Acad. Sci. 46(4): 113 | 1956 |
| Ericaceae | |
Sphyrospermum weberbaueri
| (Hoerold) A.C. Sm. | Brittonia 1(4): 212–213 | 1933 |
| Ericaceae | |
Sphyrospermum xanthocarpum
| Pedraza | Phytotaxa 79: 25, f. 1F, 6 | 2013 |