| Classification | Lichens: Leptogium |
| Harvard University Herbaria Barcode(s) | 00302800 |
| Type Status | Type |
| Collector | E. Hall |
| Country | United States of America |
| State | Illinois |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Illinois: Menard County: Athens |
| Date Collected | 1876 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/888afff7-da42-469e-adba-cb6233fd6ac5 |
| Harvard University Herbaria Barcode | 00302800 |
| Herbarium | FH |
| Previous ownership | ex Reliquiae Tuckermanianae No. 53; distributed by the Farlow Herbarium of Harvard University |
| Determination | Leptogium byssinum (Hoffmann) Zwackh ex Nylander |
| Determined by | Sierk, Herbert Allen |
| Date Determined | 1963 |
| Determination Remarks | [is Current name] |
| Type Status | Type |
| Type of | Leptogium caesiellum Tuckerman |
| Verified by | Tuckerman, Edward |
| Determination Remarks | [is filed under name] [is label name] |
| Taxon Reference | (for Leptogium caesiellum Tuckerman) Syn. N. Amer. Lich. 1882. 1: 156. |
| Preparation Type | Packet |
| Preparation Method | Dried |
