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CCDB → Angiosperms → Compositae → Arida → Machaeranthera arizonica R. C. Jacks. & R. R. Johnson
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Machaeranthera arizonica R. C. Jacks. & R. R. Johnson | Arida arizonica (R. C. Jacks. & R. R. Johnson) D. R. Morgan & R. L. Hartm. | 5 | IPCN67-71 | JACKSON, R. C., & R. R. JOHNSON. 1967. A new species of Machaeranthera section Psilactis. Rhodora 69: 476-480. |