| Name | Campanula americana var. illinoensis (Fresenius) Farwell |
| Authorship | (Fresenius) Farwell |
| Rank | Variety |
| Placed in | Campanula americana Linnaeus |
| Citation | 1919 Rep. Michigan Acad. Sci. 20: 191 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Campanula americana var. illinoensis (Fresenius) Farwell |
| Identification made in | [no date] (22) |
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