Name(s) in cluster
| Cirsotrema | urn:lsid:organismnames.com:name:1074942 |
| Cirsotrema Morch 1852 | urn:lsid:organismnames.com:name:1748825 |
| Cirsotrema Moerch 1852 | urn:lsid:organismnames.com:name:4472913 |
| Cirsotrema Morch 1853 | urn:lsid:organismnames.com:name:4480414 |
...