| Classification | Porellaceae: Madotheca |
| Harvard University Herbaria Barcode(s) | 00506171 |
| Collector | A. B. Seymour |
| Country | United States of America |
| State | Rhode Island |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island |
| Locality | [data not captured] |
| Date Collected | 1900-07-** |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1974f024-9fd9-424a-97e6-61abc7660f9b |
| Harvard University Herbaria Barcode | 00506171 |
| Herbarium | FH |
| Family | Porellaceae |
| Determination | Madotheca platyphylla (Linnaeus) Dumortier |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
