| Classification | Lecanoraceae: Lecanora |
| Harvard University Herbaria Barcode(s) | 00979133 |
| Collector | P. F. May |
| Collector number | 4473 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Lancaster |
| Locality | Devens Reserve Forces Training Area, Study Site C-3, Tactical Training Area 19A, 0.4 km WSW of Oak Hill Pond |
| Georeference | 42° 30' 13.50" N, 71° 41' 01.18" W |
| Date Collected | 1998-09-18 |
| Elevation | 105 m |
| Habitat | on bark of Quercus alba, mixed moist forest with Quercus rubra, Acer rubrum, Nyssa sylvatica, and Pinus strobus |
| Container | Lichens of Devens Reserve Forces Training Area |
| Substrate | on bark [corticolous]; on bark of Quercus alba |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/286d7dfa-fd49-43f9-b250-f804d5335b1b |
| Harvard University Herbaria Barcode | 00979133 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Lecanoraceae |
| Determination | Lecanora thysanophora R. C. Harris |
| Determined by | May, Philip F. |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Annotation Text | TLC (102-C): atranorin, zeorin, usnic acid |
| Preparation Type | Packet |
| Preparation Method | Dried |
