| Citation | Atlas of Living Australia, 2015 Cirstotrema varicosum. http://biocache.ala.org.au/occurrences/0fa7a4a4-e4df-4b38-adad-0712e49fb201 [Accessed 2/2/2015]. |
| Ref. | 99611 Atlas of Living Australia, 2015 |
| Page | |
| Named Used as Valid | Cirsotrema varicosum |
| Locality | |
| Distribution | USA. |