Cytogeography of Achillea Millefolium in Western Oregon
| Title | Cytogeography of Achillea Millefolium in Western Oregon |
| Publication Type | Journal Article |
| Year of Publication | 1969 |
| Authors | Tyrl, R. J. |
| Refereed Designation | Unknown |
| Journal | Brittonia |
| Volume | 21 |
| Issue | 3 |
| Pagination | 215-223 |