| Classification | Lichens: Placodium | 
| Barcode(s) | 00512706 | 
| Collector | C. J. Sprague | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Essex County: Gloucester: Magnolia | 
| Locality | [no additional data] | 
| Date Collected | 1879 | 
| Project | Lichen and Bryophyte TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6b1671f7-649b-496a-9d0e-ad4c4c8b4a1f | 
| Harvard University Herbaria Barcode | 00512706 | 
| Herbarium | FH | 
| Determination |  Placodium microphyllinum Tuckerman | 
| Determination Remarks |  [filed under] [current name] | 
| Subcollection | Sprague Herbarium | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |