| Name | Sphaerotheca pruinosa Cooke & Peck |
| Authorship | Cooke & Peck |
| Rank | Species |
| Placed in | Sphaerotheca Léveillé |
| Citation | 1873 [1872] Rep. (Annual) New York State Mus. Nat. Hist. 25: 94 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Sphaerotheca pruinosa Cooke & Peck |
| Identification made in | [no date] (3), 1982 (1) |
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