| Classification | Lecanoraceae: Lecanora |
| Barcode(s) | 00979125 |
| Collector | P. F. May |
| Collector number | 2947 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord |
| Locality | Estabrook Woods, Mink Pond |
| Date Collected | 1995-10-30 |
| Elevation | 30 m |
| Habitat | on bark of Quercus alba, mixed, mostly deciduous forest with Acer and Quercus species |
| Container | Lichens of Massachusetts |
| Substrate | on bark [corticolous]; on bark of Quercus alba |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0d8b2ccd-9d23-419b-bbb5-cb1821c89bb8 |
| Harvard University Herbaria Barcode | 00979125 |
| 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 | [filed under] [label name] [current name] |
| Annotation Text | fimbriate margin lacking; ID based on chemistry; TLC: usnic acid, zeorin, very faint atranorin (plate 37-A); [additional information in packet] |
| Preparation Type | Packet |
| Preparation Method | Dried |