| Classification | Pertusariaceae: Pertusaria |
| Harvard University Herbaria Barcode(s) | 01006982 |
| Collector | P. F. May |
| Collector number | 504-5 |
| Country | United States of America |
| State | Arkansas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas: Pope County |
| Locality | between Sand Gap and Ben Hur, Ozark National Forest, Pedestal Rock, S of AR 16, 10 km S of AR 7 |
| Georeference | 35° 43' N, 93° 03' W NAD83 |
| Date Collected | 2005-10-14 |
| Elevation | 550 m |
| Habitat | eroded sandstone bluffs in oak [Quercus]-hickory [Carya] forest |
| Container | Lichens of the Ozark Highlands |
| Substrate | [on bark, corticolous]; Corticolous, on Carya sp. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/77cd6e89-65b8-4a51-8f8c-6e9d0b250c5d |
| Harvard University Herbaria Barcode | 01006982 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Pertusariaceae |
| Determination | Pertusaria ostiolata Dibben |
| Determined by | May, Philip F. |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | cortex UV+ pinkish, ostioles C-, medulla K-, spores 8 |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
