| Name | Betula delavayi var. microstachya P. C. Li |
| Authorship | P. C. Li |
| Rank | Variety |
| Placed in | Betula delavayi Franchet |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Betula delavayi var. microstachya P. C. Li |
| Identification made in | [no date] (4) |
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