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CCDB → Angiosperms → Ranunculaceae → Coptis → Coptis japonica (Thunb.) Makino
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Coptis japonica (Thunb.) Makino | Coptis japonica (Thunb.) Makino | 18 | IPCN online | Okada, H. & M. TAMURA. 1979. Karyomorphology and relationship in the Ranunculaceae. J. Jap. Bot. 54: 65–77. | ||
| ! | Coptis japonica var. dissecta (Yatabe) Nakai ex Satake | Coptis japonica (Thunb.) Makino | 18 | IPCN67-71 | KURITA, M. 1957. Chromosome studies in Ranuncul,aceae II. Karyotypes of the subtribe Cimicifuginae. Rep. Biol. Inst. Ehime Univ. 1: 11-17. | ||
| ! | Coptis japonica (Thunb.) Makino | Coptis japonica (Thunb.) Makino | 18 | Darlington, 1955 | Langlet 1932 |