| Rubiaceae | |
Hedyotis caerulea fo. benkei
| Fosberg | Castanea 19(1): 31 | 1954 |
| Rubiaceae | |
Hedyotis caerulea var. caerulea
| | | |
| Rubiaceae | |
Hedyotis caerulea var. faxonorum
| (Pease & A.H. Moore) Fosberg | Castanea 19(1): 30 | 1954 |
| Rubiaceae | |
Hedyotis caerulea var. minima
| (L.C. Beck) Fosberg | Castanea 19(1): 31 | 1953 |
| Rubiaceae | |
Hedyotis caerulea var. minor
| (Michx.) Torr. & A. Gray | Fl. N. Amer. 2(1): 38 | 1841 |
| Rubiaceae | * |
Hedyotis caerulea var. patens
| (Michx.) Griseb. | Cat. Pl. Cub. 130 | 1866 |