| Name | Xenococcus cladophorae (Tilden) Setchell & N. L. Gardner |
| Authorship | (Tilden) Setchell & N. L. Gardner |
| Rank | Species |
| Placed in | Xenococcus Thuret |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Xenococcus cladophorae (Tilden) Setchell & N. L. Gardner |
| Identification made in | [no date] (1) |