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CCDB → Angiosperms → Compositae → Brickellia → Brickellia watsonii B. L. Rob.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Brickellia watsonii B. L. Rob. | Brickellia watsonii B. L. Rob. | 9 | IPCN online | Powell, A. M. & J. F. Weedin. 1986. Chromosome Number Reports 91. Taxon 35: 407–408. |