| Classification | Placidium: Verrucariaceae |
| Harvard University Herbaria Barcode(s) | 00473492 |
| Collector | J. C. Bridwell |
| Collector number | 131 |
| Country | United States of America |
| State | Arkansas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas |
| Locality | [data not captured] |
| Date Collected | 1896-07-** |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/259d56c5-75e7-4eda-95ce-8d6c6e84b9b8 |
| Harvard University Herbaria Barcode | 00473492 |
| Herbarium | FH |
| Family | Verrucariaceae |
| Determination | Placidium arboreum (Schweinitz ex E. Michener) Lendemer |
| Determination Remarks | [filed under] [current name] |
| Family | Verrucariaceae |
| Determination | Placidium tuckermanii (Ravenel ex Montagne) Breuss |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
