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CCDB → Angiosperms → Rubiaceae → Rubia → Rubia hexaphylla (Makino) Makino
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Rubia hexaphylla (Makino) Makino | Rubia hexaphylla (Makino) Makino | 22 | IPCN online | Kurosawa, S. 1979. Notes on chromosome numbers of Spermatophytes II. J. Jap. Bot. 54: 155–160. |