| Classification | Pottiaceae: Barbula |
| Classification 1 | Pottiaceae: Didymodon |
| Barcode(s) | 00079630 |
| Type Status | Holotype |
| Collector | J. A. Steyermark |
| Collector number | 35695 |
| Country | Guatemala |
| State | San Marcos |
| Geography | North America: Central America (Region): Guatemala: San Marcos |
| Locality | along road between San Sebastian at km. 21 and km. 8, 8-18 miles northwest of San Marcos Volcan Tajumuico |
| Date Collected | 1940-02-15 |
| Elevation | 2700 - 3800 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6dba9c15-d89e-4154-add5-e9c8ab0dc3be |
| Harvard University Herbaria Barcode | 00079630 |
| Herbarium | FH |
| Previous ownership | Herbarium Bartram sheet 717 |
| Family | Pottiaceae |
| Type Status | Holotype |
| Holotype of | Barbula crassicostata E. B. Bartram |
| Verified by | Juan A. Jiménez |
| Date Determined | 2006-05-05 |
| Taxon Reference | (for Barbula crassicostata E. B. Bartram) Bryologist 1946. 49: 114. |
| Family | Pottiaceae |
| Determination | Didymodon laevigatus (Mitten) R. H. Zander |
| Determined by | Juan A. Jiménez |
| Date Determined | 2006-05-05 |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |