| Classification | Ptychomitriaceae: Ptychomitrium |
| Classification 1 | Ptychomitriaceae |
| Classification 2 | Ptychomitriaceae: Ptychomitrium |
| Harvard University Herbaria Barcode(s) | 00079936 |
| Collector | C. R. Orcutt |
| Collector number | 6544 |
| Country | Mexico |
| State | San Luis Potosà |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà |
| Locality | Alvarez |
| Date Collected | 1924-12-** |
| Container | Mosses of Mexico |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a9fe605e-a4e5-4769-a96e-69d32bd531d7 |
| Harvard University Herbaria Barcode | 00079936 |
| Herbarium | FH |
| Family | Ptychomitriaceae |
| Determination | Ptychomitrium serratum Bruch & Schimper |
| Determined by | E. B. Bartram |
| Determination Remarks | [is label name] |
| Family | Ptychomitriaceae |
| Determination | Ptychomitrium |
| Determined by | S. L. Guo |
| Date Determined | 1999-09-** |
| Annotation Text | Ptychomitrium serratum (C. Muell) B.S.G ex Besch. |
| Family | Ptychomitriaceae |
| Determination | Ptychomitrium serratum Bruch & Schimper |
| Determined by | N. G. Miller (NYS) |
| Date Determined | 2009-05-** |
| Determination Remarks | [is Current name] |
| Annotation Text | ! |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
