| Classification | Pertusariaceae: Pertusaria |
| Harvard University Herbaria Barcode(s) | 01006999 |
| Collector | P. F. May |
| Collector number | 457-3 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Franklin County: Charlemont |
| Locality | Mohawk Trail State Forest, Old Growth Area 13-4, 0.25 km NNE of peak 489, near end of Totem Trail |
| Georeference | 42° 38.01' N, 72° 56.43' W |
| Date Collected | 2003-10-02 |
| Elevation | 420 m |
| Habitat | mixed hardwood forest with beech [Fagus] understory and NE-facing ledges |
| Container | Lichens of Mohawk Trail State Forest |
| Substrate | [on bark, corticolous]; Corticolous, on Betula lenta |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1f314822-bdef-4204-879b-e58f1110cdc3 |
| Harvard University Herbaria Barcode | 01006999 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Pertusariaceae |
| Determination | Pertusaria rubefacta Erichsen |
| Determined by | May, Philip F. |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | [additional information in packet] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |