| Classification | Placidium: Verrucariaceae |
| Harvard University Herbaria Barcode(s) | 00473416 |
| Collector | C. C. Plitt |
| Collector number | 193 |
| Country | United States of America |
| State | Maryland |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maryland: Baltimore County |
| Locality | [data not captured] |
| Date Collected | 1909 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/851c220a-ba7c-4dde-bf28-b6a12c6ce112 |
| Harvard University Herbaria Barcode | 00473416 |
| Herbarium | FH |
| Family | Verrucariaceae |
| Determination | Placidium lachneum (Acharius) B. de Lesdain |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
