| Classification | Orthotrichaceae: Groutiella |
| Classification 1 | Orthotrichaceae: Macromitrium |
| Harvard University Herbaria Barcode(s) | 01108686 |
| Collector | N. L. Britton, E. G. Britton & M. S. Brown |
| Collector number | 6587 |
| Geography | North America: Caribbean (Region): Puerto Rico |
| Locality | Mountain between Guyama and Cayey |
| Date Collected | 1922-03-15 |
| Verbatim Elevation | 700-900 m. |
| Container | Exploration of Porto Rico |
| Substrate | On forest tree |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c7c95e5d-dff7-49ab-b310-d2bc246327db |
| Harvard University Herbaria Barcode | 01108686 |
| Herbarium | FH |
| Previous ownership | [ex] The New York Botanical Garden |
| Family | Orthotrichaceae |
| Determination | Groutiella apiculata (Hooker) H. A. Crum & Steere |
| Determined by | Goffinet, Bernard |
| Date Determined | 2024-06-** |
| Determination Remarks | [filed under] [current name] |
| Family | Orthotrichaceae |
| Determination | Macromitrium mucronifolium (Hooker & Greville) Schwägrichen |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
