| Classification | Lichens: Micarea | 
| Harvard University Herbaria Barcode(s) | 01006768 | 
| Collector | P. F. May | 
| Collector number | 4705 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Lancaster | 
| Locality | Devens Reserve Forces Training Area, Study Site C-5, Tactical Training Area 9B, forest bordering S side of Oak Hill Pond | 
| Date Collected | 1998-10-16 | 
| Elevation | 120 m | 
| Habitat | on ground in woods, mixed oak [Quercus] forest on 30º N-facing slope | 
| Container | Lichens of Devens Reserve Forces Training Area | 
| Substrate | [on rock, saxicolous]; on cobble | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c384f739-b50c-4bd0-bfec-96ea2150bbf3 | 
| Harvard University Herbaria Barcode | 01006768 | 
| Herbarium | FH | 
| Previous ownership | ex Herbarium of Philip F. May | 
| Determination | Micarea erratica (Körber) Hertel, Rambold & Pietschmann | 
| Determined by | May, Philip F. | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |