| Classification | Lichens: Psorotichia |
| Harvard University Herbaria Barcode(s) | 00259147 |
| Collector | J. T. Howell |
| Collector number | 20 |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| Locality | Revillagigedo Islands, summit of Clarion Island |
| Date Collected | 1932-03-23 |
| Substrate | on rock [saxicolous] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/97171631-fbbe-4716-b0f3-4744813482da |
| Harvard University Herbaria Barcode | 00259147 |
| Herbarium | FH |
| Determination | Psorotichia squamulosa Zahlbruckner |
| Determination Remarks | [is filed under name] [is label name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
