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CCDB → Angiosperms → Rubiaceae → Richardia → Richardia scabra L.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Richardia scabra L. | Richardia scabra L. | 14II | 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. | |||
| ! | Richardia scabra L. | Richardia scabra L. | 28 | Kumar, 1987 | Fagerlind, F. 1937 | ||
| ! | Richardia scabra L. | Richardia scabra L. | 56 | Kumar, 1987 | Lewis, W.H. 1962b | ||
| ! | Richardia pilosa Ruiz & Pav. | Richardia scabra L. | 28 | Kumar, 1987 | Fagerlind, F. 1937 | ||
| ! | Richardia pilosa Ruiz & Pav. | Richardia scabra L. | 28 | Fedorov, 1974 | Fagerlind 1937 | ||
| Richardia scabra L. | Richardia scabra L. | 28 | Fedorov, 1974 | Fagerlind 1937 | |||
| Richardia scabra L. | Richardia scabra L. | 56 | Fedorov, 1974 | Lewis W. H. 1962c | |||
| ! | Richardia pilosa Ruiz & Pav. | Richardia scabra L. | 28 | Darlington, 1955 | Fagerlind 1937 | ||
| ! | Richardia scabra L. | Richardia scabra L. | 28 | Darlington, 1955 | |||
| Richardia scabra L. | Richardia scabra L. | 28 | Cave1962 | Lewis 1962d |