| Name | Spiraea douglasii f. alba J. K. Henry |
| Authorship | J. K. Henry |
| Rank | Forma |
| Placed in | Spiraea douglasii Hooker |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Spiraea douglasii f. alba J. K. Henry |
| Identification made in | [no date] (1), 1965 (3) |
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