| Classification | Orthotrichaceae: Groutiella |
| Classification 1 | Orthotrichaceae: Macromitrium |
| Harvard University Herbaria Barcode(s) | 01108671 |
| Collector | W. C. Steere |
| Collector number | 5498 |
| Geography | North America: Caribbean (Region): Puerto Rico |
| Locality | at head of Barrio Guama trail, [illegible] Insular Forest |
| Date Collected | 1939-12-28 |
| Container | Bryophyta of Puerto Rico |
| Substrate | On large tree |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/aacb810e-1fcb-43b3-b6f1-49242f47f3bd |
| Harvard University Herbaria Barcode | 01108671 |
| Herbarium | FH |
| Previous ownership | Distributed by the Herbarium, University of Michigan; Herbarium Bartram sheet 5659 |
| 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 |
| Determined by | Steere, William Campbell |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |