| Classification | Pertusariaceae: Pertusaria |
| Harvard University Herbaria Barcode(s) | 01006980 |
| Collector | P. F. May |
| Collector number | 5635 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Princeton |
| Locality | Wachusett Mountain State Reservation, Site 10 (Choiniere-Shea Site 1), E side of Semuhenna Trail, 100-250 m N of Westside Trail |
| Georeference | 42° 29.7' N, 71° 53.5' W |
| Date Collected | 2000-10-26 - 2000-10-27 |
| Elevation | 490 - 510 m |
| Habitat | old-growth hemlock [Tsuga]-hardwood forest |
| Container | Lichens of Wachusett Mountain |
| Substrate | [on bark, corticolous]; Corticolous, on ancient Quercus rubra |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f0c26038-3ec9-43f3-b0a3-d1e62e0cb674 |
| Harvard University Herbaria Barcode | 01006980 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Pertusariaceae |
| Determination | Pertusaria ophthalmiza (Nylander) Nylander |
| Determined by | May, Philip F. |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | UV-, cortex and medulla K-, C-, KC-, Pd-, spores 125 u, 1 per ascus, epi and spores K- |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |