| Classification | Hypnaceae: Isopterygium |
| Harvard University Herbaria Barcode(s) | 00213408 |
| Type Status | Holotype, Type |
| Collector | J. A. Steyermark |
| Collector number | 41877 |
| Country | Guatemala |
| State | Izabal |
| Geography | North America: Central America (Region): Guatemala: Izabal |
| Locality | Cerro San Gil |
| Date Collected | 1941-12-25 |
| Elevation | 300 - 900 m |
| Habitat | damp forested slopes and barrancos |
| Substrate | on bark |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ebb923f6-d217-4e5a-9eff-c180f9e0d7c9 |
| Harvard University Herbaria Barcode | 00213408 |
| Herbarium | FH |
| Previous ownership | Herbarium Bartram sheet 6569 |
| Family | Hypnaceae |
| Type Status | Holotype |
| Holotype of | Isopterygium perminutum E. B. Bartram |
| Verified by | R. R. Ireland (CANM) |
| Date Determined | 1988 |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Isopterygium perminutum E. B. Bartram) Bryologist 1946. 49: 122. |
| Family | Hypnaceae |
| Type Status | Holotype |
| Holotype of | Isopterygium perminutum E. B. Bartram |
| Verified by | Allen, Bruce Hampton |
| Date Determined | 2014 |
| Determination Remarks | [is Current name] |
| Annotation Text | Moss Flora of Central America |
| Taxon Reference | (for Isopterygium perminutum E. B. Bartram) Bryologist 1946. 49: 122. |
| Family | Hypnaceae |
| Type Status | Type |
| Type of | Isopterygium perminutum E. B. Bartram |
| Verified by | Bartram, Edwin Bunting |
| Determination Remarks | [is label name] |
| Taxon Reference | (for Isopterygium perminutum E. B. Bartram) Bryologist 1946. 49: 122. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
