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CCDB → Angiosperms → Magnoliaceae → Magnolia → Magnolia × proctoriana Rehder
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Magnolia × proctoriana R. (X) | Magnolia × proctoriana Rehder | 19 | IPCN67-71 | SANTAMOUR, F.S . JR. 1970. Cytology of Magnolia hybrids. III. Intra-sectional hybrids. Morris Arbor. Bull. 21: 80-81. |