Prof. Itay Mayrose Lab – Plant Evolution, Bioinformatics, & Comparative Genomics
CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.
CCDB → Angiosperms → Rosaceae → Crataegus → Crataegus punctata Jacq.
2 chromosome counts in Crataegus punctata Jacq.:
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Crataegus punctata Jacq. | Crataegus punctata Jacq. | 34 | IPCN online | Dickinson, T. & J. Phipps. 1986. Studies in Crataegus (Rosaceae: Maloideae) XIV. The breeding system of Crataegus crus-galli sensu lato in Ontario. Amer. J. Bot. 73: 116–130. | |||
| Crataegus punctata Jacq. | Crataegus punctata Jacq. | 34, 34+1 | IPCN online | MUNIYAMMA, M. & J. B. Phipps. 1979. Meiosis and polyploidy in Ontario species of Crataegus in relation to their systematics. Canad. J. Genet. Cytol. 21: 231–241. |