| Classification | Lichens: Acarosporaceae: Acarospora |
| Harvard University Herbaria Barcode(s) | 00781550 |
| Collector | S. N. Messier & C. Mangels |
| Collector number | 21186 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Berkshire County: Mount Washington |
| Locality | Mount Undine East Peak |
| Date Collected | 2021-09-21 |
| Verbatim Elevation | 2140 |
| Container | Bryophyte and Lichen Flora of the South Taconic Range |
| Substrate | on open silicious rock |
| Frequency | occasional |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a27e472a-38e7-407f-b49d-e7875fd79982 |
| Harvard University Herbaria Barcode | 00781550 |
| Herbarium | FH |
| Family | Acarosporaceae |
| Determination | Acarospora fuscata (Schrader) Arnold |
| Determined by | Messier, Steven N. |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
