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CCDB → Angiosperms → Rosaceae → Crataegus → Crataegus oxyacantha subsp. oxyacantha
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Crataegus oxyacantha subsp. oxyacantha | Crataegus monogyna Jacq. | 34 | Love, 1948 | Moffett 1931. |