| Name | Acer maximowiczianum subsp. megalocarpum (Rehder) E. Murray |
| Authorship | (Rehder) E. Murray |
| Rank | Subspecies |
| NomenclaturalStatus | Unknown |
| Placed in | Acer maximowiczianum Miquel |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Acer maximowiczianum subsp. megalocarpum (Rehder) E. Murray |
| Identification made in | [no date] (1) |