| Name | Microsphaera calocladophora G. F. Atkinson |
| Authorship | G. F. Atkinson |
| Rank | Species |
| Placed in | Microsphaera Léveillé |
| Citation | 1891 J. Elisha Mitchell Sci. Soc. 7: 73 |
| Holdings | 9 Specimens held in the Harvard University Herbaria identified as Microsphaera calocladophora G. F. Atkinson |
| Identification made in | [no date] (3), 1982 (1), 1987 (5) |
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