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CCDB → Angiosperms → Costaceae → Costus → Costus arabicus L.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Costus brasiliensis K. Schum. | Costus arabicus L. | 18 | IPCN online | Guerra, M. d. S. 1986. Citogenetica de Angiospermas coletadas en Pernambuco, I. Revista Brasil. Genét. 9: 21–40. | |||
| Costus brasiliensis K. Schum. | Costus arabicus L. | 18 | IPCN online | Guerra, M. d. S. 1988. Characterization of different types of condensed chromatin in Costus (Zingiberaceae). Pl. Syst. Evol. 158: 107–115. | |||
| ! | Costus niveus G. Mey. | Costus arabicus L. | 18 | IPCN67-71 | MAHANTY, H.K. 1970. A cytological study of the Zingiberales with special reference to their taxonomy. Cytologia 35: 13-49. | ||
| ! | Costus discolor Roscoe | Costus arabicus L. | 18 | Kumar, 1987 | Raghavan, T:s. & Venkatasubban, K.R. 1943 ; Sharma, A.K. & Bhatta- charyya, N.K. 1959c | ||
| ! | Costus discolor Roscoe | Costus arabicus L. | 18 | Fedorov, 1974 | Raghavan T. S., Venkatasubban 1943 | ||
| ! | Costus discolor Roscoe | Costus arabicus L. | 18 | Fedorov, 1974 | Sharma A. K., Bhattacharyya N. K. 1959c | ||
| Costus niveopurpureus Jacq. | Costus arabicus L. | 18 | Fedorov, 1974 | Simmonds 1954 | |||
| ! | Costus discolor Roscoe | Costus arabicus L. | 18 | Darlington, 1955 | Raghavan & V. 1943 | ||
| ! | Costus niveopurpureus Jacq. | Costus arabicus L. | 18 | Darlington, 1955 | Simmonds 1954 | ||
| ! | Costus discolor Roscoe | Costus arabicus L. | 18 | Cave1959 | Sharma & Bhat. 19590 |