| Classification | Lichens: Arthonia |
| Classification 1 | Lichens: Arthoniales: Arthoniaceae: Allarthonia |
| Barcode(s) | 00418218 |
| Collector | W. W. Calkins |
| Country | United States of America |
| State | Florida |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Florida |
| Locality | [no additional data] |
| Date Collected | 1887 |
| Habitat | on Ilex |
| Substrate | on bark [corticolous] |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0636ed41-95b3-45e7-be84-cf9e820dc2c1 |
| Harvard University Herbaria Barcode | 00418218 |
| Herbarium | FH |
| Previous ownership | ex Calkins - New Florida Lichens; ex W. W. Calkins' North American Lichenes 252 |
| Determination | Not Arthonia albovirescens Nylander |
| Determined by | Seavey, Rick |
| Date Determined | 2016-04-02 |
| Determination Remarks | [current name] |
| Annotation Text | Ascospores 35-45, 15-16 celled |
| Determination | Arthonia sp. |
| Determination Remarks | [filed under] |
| Determination | Arthonia albovirescens Nylander |
| Determined by | Calkins, William Wirt |
| Determination Remarks | [label name] |
| Annotation Text | A new species discovered by W. W. Calkins |
| Family | Arthoniaceae |
| Determination | Allarthonia albovirescens (Nylander) Müller Arg. |
| Annotation Text | [name added in pencil on packet] or Allarthothelium albovirescens |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |