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CCDB → Angiosperms → Costaceae → Costus → Costus guanaiensis Rusby
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Costus guanaiensis Rusby | Costus guanaiensis Rusby | 18 | IPCN online | Guerra, M. d. S. 1988. Characterization of different types of condensed chromatin in Costus (Zingiberaceae). Pl. Syst. Evol. 158: 107–115. |