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CCDB → Angiosperms → Campanulaceae → Downingia → Downingia bicornuta A. Gray
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Downingia bicornuta A. Gray | Downingia bicornuta A. Gray | 22(1) | Asteracea | Wood 1961 J. Arnold Arbor. | |||
| Downingia bicornuta A. Gray | Downingia bicornuta A. Gray | 22 | Fedorov, 1974 | Wood 1961b |