Gentianaceae | | Exacum trinervium | (L.) Druce | Bot. Exch. Club Soc. Brit. Isles 3(5): 418 | 1914 |
Gentianaceae | | Exacum trinervium subsp. macranthum | (Arn. ex Griseb.) L.H.Cramer | Revis. Handb. Fl. Ceylon 3: 62 | 1981 |
Gentianaceae | | Exacum trinervium subsp. pallidum | (Trimen) L.H.Cramer | Revis. Handb. Fl. Ceylon 3: 61 | 1981 |
Gentianaceae | | Exacum trinervium var. ritagalense | Willis | Ann. Roy. Bot. Gard. (Peradeniya) 3: 282 | 1907 |
Gentianaceae | | Exacum trinervium subsp. ritigalense | (Willis) L.H.Cramer | Revis. Handb. Fl. Ceylon 3: 60 | 1981 |
Gentianaceae | | Exacum trinervium subsp. ritigalensis | L.H.Cramer | Revis. Handb. Fl. Ceylon 3: 60 | 1981 |
Gentianaceae | | Exacum trinervium subsp. trinervium | | | |