| Classification | Parmeliaceae: Usnea |
| Barcode(s) | 00991544 |
| Collector | P. F. May |
| Collector number | 1055C |
| Country | United States of America |
| State | Maine |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Washington County |
| Locality | 11 km S of Jonesport, Great Wass Island Preserve, bog E of road leading to preserve, about 1/2 km before parking lot |
| Date Collected | 1993-08-19 |
| Elevation | 5 m |
| Habitat | bog with black spruce [Picea mariana] |
| Container | Lichens of Eagle Hill, ME, and vicinity |
| Substrate | [on bark, corticolous]; Corticolous |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d7ef87ac-31c2-4643-8649-a1c6b0059273 |
| Harvard University Herbaria Barcode | 00991544 |
| Herbarium | FH |
| Previous ownership | ex Herbarium of Philip F. May |
| Family | Parmeliaceae |
| Determination | Usnea glabrescens (Nylander ex Vainio) Vainio |
| Determined by | May, Philip F. |
| Determination Remarks | [filed under] [label name] [current name] |
| Annotation Text | TLC (235-C,G): (weak) norstictic acid and usnic acid; [TLC (8-C): usnic, thamnolic; TLC (9-B): usnic, unknown magenta at 5-6, magenta at 3 (possibly thamnolic-corresponds to plate C); additional information in packet] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |