Eukaryota | Plantae | Pteridobiotina | Tracheophyta | Magnoliopsida | Gentianales | Gentianaceae | Helieae | Chelonanthus | Chelonanthus angustifolius
COL:CS5HF | COL:P | COL:CMQ8S | COL:TP | COL:MG | COL:39D | COL:6247C | COL:KVBVN | COL:3MP4 | COL:TVCG
(Chatton, 1925) Whittaker & Margulis, 1978 |  | Britton & Brown |  |  | Juss. ex Bercht. & J.Presl | Juss. | Gilg | (Griseb.) Gilg | (Kunth) Gilg