CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous please submit it to the forms submit new counts, or report erroneous counts.
CCDB → Angiosperms → Compositae → Laennecia → Conyza coulteri A. Gray
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Conyza coulteri A. Gray | Laennecia coulteri (A. Gray) G. L. Nesom | 9 | IPCN online | Keil, D. J. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 271–273. | |||
| Conyza coulteri A. Gray | Laennecia coulteri (A. Gray) G. L. Nesom | 9 | IPCN online | Keil, D. J. & T. F. Stuessy. 1977. Chromosome counts of Compositae from Mexico and the United States. Amer. J. Bot. 64: 791–798. | |||
| ! | Conyza coulteri A. Gray | Laennecia coulteri (A. Gray) G. L. Nesom | 9 | IPCN67-71 | SOLBRIG, Q.T., L.C. ANDERSON, D.W. KYHOS, & P.H. RAVEN. 1969. Chromosome numbers in Compositae. VIII: Astereae III. Amer. J. Bot. 56: 348-353. |