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CCDB → Angiosperms → Compositae → Xanthisma → Machaeranthera coloradoensis (A. Gray) Osterh.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Machaeranthera coloradoensis (A. Gray) Osterh. | Xanthisma coloradoense (A. Gray) D. R. Morgan & R. L. Hartm. | 4 | IPCN73-74 | WATSON, T.J., Jr. 1973. Chromosome numbers in Compositae from the southwestern United states. Southw. Naturalist 18: 117-124. |