| Classification | Plagiotheciaceae: Plagiothecium |
| Classification 1 | Hypnaceae: Taxiphyllum |
| Classification 2 | Hypnaceae: Isopterygium |
| Harvard University Herbaria Barcode(s) | 00213415 |
| Type Status | Holotype |
| Collector | J. A. Steyermark |
| Collector number | 44970a |
| Country | Guatemala |
| State | Alta Verapaz |
| Geography | North America: Central America (Region): Guatemala: Alta Verapaz |
| Locality | Montaña Yxocubvain, 2.5 miles west of Cubilgüitz |
| Date Collected | 1942-03-12 |
| Elevation | 300 - 500 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0eb00e45-39d3-4c05-990d-a7f5042331f1 |
| Harvard University Herbaria Barcode | 00213415 |
| Herbarium | FH |
| Family | Plagiotheciaceae |
| Determination | Plagiothecium deplanatum (Schimper ex Müller Halle) Grout |
| Determined by | Bartram, Edwin Bunting |
| Determination Remarks | [is label name] |
| Family | Hypnaceae |
| Determination | Taxiphyllum robusticaule (E. B. Bartram) Ireland |
| Determined by | Allen, Bruce Hampton |
| Date Determined | 2014 |
| Annotation Text | Moss Flora of Central America |
| Family | Hypnaceae |
| Determination | Taxiphyllum robusticaule (E. B. Bartram) Ireland |
| Determined by | JunJie Wang (PE) |
| Date Determined | 2019-10-** |
| Determination Remarks | [is Current name] |
| Family | Hypnaceae |
| Type Status | Holotype |
| Holotype of | Isopterygium robusticaule E. B. Bartram |
| Verified by | Ireland, Robert Root |
| Date Determined | 1990 |
| Determination Remarks | [0] |
| Taxon Reference | (for Isopterygium robusticaule E. B. Bartram) Bryologist 1946. 49: 122. |
| Family | Hypnaceae |
| Type Status | Holotype |
| Holotype of | Isopterygium robusticaule E. B. Bartram |
| Verified by | Allen, Bruce Hampton |
| Date Determined | 2014 |
| Annotation Text | Moss Flora of Central America |
| Taxon Reference | (for Isopterygium robusticaule E. B. Bartram) Bryologist 1946. 49: 122. |
| Family | Hypnaceae |
| Type Status | Holotype |
| Holotype of | Isopterygium robusticaule E. B. Bartram |
| Verified by | JunJie Wang (PE) |
| Date Determined | 2019-10-** |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Isopterygium robusticaule E. B. Bartram) Bryologist 1946. 49: 122. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
