| Classification | Pertusariaceae: Pertusaria |
| Harvard University Herbaria Barcode(s) | 01006986 |
| Collector | P. F. May |
| Collector number | 2171 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Berkshire County: Williamstown |
| Locality | Mount Greylock State Reservation, Money Brook-Hopper Trail Loop |
| Georeference | 42° 39' N, 73° 11' W |
| Date Collected | 1994-09-29 |
| Elevation | 375 m |
| Habitat | on fallen tree |
| Container | Lichens of Massachusetts |
| Substrate | [on bark, corticolous]; on fallen tree |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/00770756-c561-4b92-a0d1-8004e558ef66 |
| Harvard University Herbaria Barcode | 01006986 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Pertusariaceae |
| Determination | Compare Pertusaria pustulata (Acharius) Duby |
| Determined by | May, Philip F. |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | TLC [(28-C, 30-C)]: stictic acid group, xanthone X-1, unknown spot near X-1; intermediate between P. pustulata and P. xanthodes; [additional information in packet] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
