| Classification | Pertusariaceae: Pertusaria |
| Harvard University Herbaria Barcode(s) | 00991022 |
| Collector | P. F. May |
| Collector number | 2555 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Plymouth County: Onset |
| Locality | Cape Cod Canal, Study Site 10, Stony Point Dike, woods at NE end near boundary |
| Georeference | 41° 42.97' N, 70° 39.08' W |
| Date Collected | 1995-05-23 |
| Elevation | 2 m |
| Habitat | partly dead oak [Quercus] forest, with Quercus rubra group spp., Juniperus, Prunus maritima, Prunus sp., and Rhus radicans |
| Container | Lichens of Cape Cod Canal |
| Substrate | [on bark, corticolous]; on bark of Quercus sp. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f125c95a-28b6-41f2-a376-d45826f662ad |
| Harvard University Herbaria Barcode | 00991022 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Pertusariaceae |
| Determination | Pertusaria xanthodes Müller Argoviensis |
| Determined by | May, Philip F. |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | on live oak, P. xanthodes (not checked) OK, some with parasite, xanthodes morphology, TLC taken, see data, [TLC (30-C):] thiaphaninic, stictic group, UN-1, O.K. at 2 |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |