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CCDB → Angiosperms → Rubiaceae → Knoxia → Knoxia sumatrensis (Retz.) DC.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Knoxia corymbosa Willd. | Knoxia sumatrensis (Retz.) DC. | 12 | IPCN online | Bir, S. S., B. S. Gill & Y. S. Bedi. 1982. Cytopalynological studies on some members of Bignoniaceae from India. Indian J. Bot. 5: 7–12. | |||
| Knoxia corymbosa Willd. | Knoxia sumatrensis (Retz.) DC. | 12 | IPCN online | Bir, S. S. & G. S. Chatha. 1987. Meiotic analysis of woody elements of south Indian Rubiaceae. Nucleus (Calcutta) 30: 114–124. | |||
| Knoxia corymbosa Willd. | Knoxia sumatrensis (Retz.) DC. | 10II | IPCN online | Philip, K. O. & P. M. Mathew. 1988. Cytology of the south Indian Rubiaceae and its bearing on the evolution and systematics of the family. Glimpses Pl. Res. 8: 177–244. | |||
| ! | Knoxia linearis Gamble | Knoxia sumatrensis (Retz.) DC. | 20 | IPCN online | Chennaveeraiah, M. S. & P. M. Shivakumar. 1985. Cytological studies in the genus Knoxia (Rubiaceae). Proc. Indian Sci. Congr. Assoc. 72(3–VI): 126. | ||
| Knoxia sumatrensis (Retz.) DC. | Knoxia sumatrensis (Retz.) DC. | 20 | IPCN online | Chennaveeraiah, M. S. & P. M. Shivakumar. 1985. Cytological studies in the genus Knoxia (Rubiaceae). Proc. Indian Sci. Congr. Assoc. 72(3–VI): 126. | |||
| ! | Knoxia mollis R. Br. ex Wight & Arn. | Knoxia sumatrensis (Retz.) DC. | 44 | IPCN online | Selvaraj, R. 1987. Karyomorphological studies in south Indian Rubiaceae. Cytologia 52: 343–356. | ||
| ! | Knoxia mollis R. Br. ex Wight & Arn. | Knoxia sumatrensis (Retz.) DC. | 10II | IPCN online | Philip, K. O. & P. M. Mathew. 1988. Cytology of the south Indian Rubiaceae and its bearing on the evolution and systematics of the family. Glimpses Pl. Res. 8: 177–244. | ||
| Knoxia sumatrensis (Retz.) DC. | Knoxia sumatrensis (Retz.) DC. | 10 | IPCN75-78 | Philip & Mathew 1975 | |||
| Knoxia sumatrensis (Retz.) DC. | Knoxia sumatrensis (Retz.) DC. | 20 | Kumar, 1987 | Philip, O. & Mathew, P.M. 1975b |