| Classification | Lichens: Umbilicaria | 
| Barcode(s) | 00446618 | 
| Collector | H. F. Harris & S. K. Harris | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Pepperell | 
| Locality | Pepperell Springs | 
| Date Collected | 1935-05-05 | 
| Habitat | Ledges | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1908beb5-ef04-433b-9a60-ee29cca50325 | 
| Harvard University Herbaria Barcode | 00446618 | 
| Herbarium | NEBC | 
| Determination |  Umbilicaria mammulata (Acharius) Tuckerman | 
| Determination Remarks |  [current name] | 
| Determination |  Umbilicaria mammulata (Acharius) Tuckerman | 
| Determination Remarks |  [filed under] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |