| Classification | Lichens: Rhizocarpon |
| Harvard University Herbaria Barcode(s) | 00991328 |
| Collector | P. F. May |
| Collector number | 440-32 |
| 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 2-1, 50 m W of the summit of Todd Mountain |
| Georeference | 42° 38.823' N, 72° 56.573' W NAD83 |
| Date Collected | 2003-07-28 |
| Elevation | 508 m |
| Habitat | open Quercus rubra forest with sunny schist knobs |
| Container | Lichens of Mohawk Trail State Forest |
| Substrate | [on rock, saxicolous]; Saxicolous, on schist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5c582178-8eac-425c-ad60-ad22d6d7a8e8 |
| Harvard University Herbaria Barcode | 00991328 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Determination | Rhizocarpon timdalii Ihlen & Fryday |
| Determined by | May, Philip F. |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | TLC (173-C): FA; [additional information in packet] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
