| Classification | Pottiaceae: Weissia | 
| Classification 1 | Pottiaceae: Pottiopsis | 
| Barcode(s) | 00079455 | 
| Type Status | Lectotype | 
| Collector | M. Fleischer | 
| Country | Italy | 
| State | Liguria | 
| Geography | Europe: Europe (Region) (Region): Italy: Liguria | 
| Locality | zwischen Portofina v. S. Frattuoso an Nagelfluhfelsen | 
| Date Collected | 1892-04-12 | 
| Elevation | 400 m | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5d56726b-d8e0-40a8-a386-1fe0410ae62c | 
| Harvard University Herbaria Barcode | 00079455 | 
| Herbarium | FH | 
| Previous ownership | sheet 9651 | 
| Family | Pottiaceae | 
| Type Status |  Lectotype | 
| Lectotype of |  Weissia tyrrhena M. Fleischer | 
| Verified by | R. M. Ros (MUB) | 
| Date Determined | 2006-06-24 | 
| Taxon Reference | (for  Weissia tyrrhena M. Fleischer) Atti Congr. Bot. Int. Genova (1892). 1893. 269 f. 16. | 
| Family | Pottiaceae | 
| Determination |  Pottiopsis caespitosa (Bruch ex Bridel) Blockeel & A. J. E. Smith | 
| Determined by | R. M. Ros (MUB) | 
| Date Determined | 2006-07-29 | 
| Determination Remarks |  [current name] | 
| Family | Pottiaceae | 
| Determination |  Weissia tyrrhena M. Fleischer | 
| Determined by | M. Fleischer | 
| Determination Remarks |  [label name] | 
| Subcollection | Fleischer Herbarium | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |