Name(s) in cluster
| Echinaster serpentarius M. & Tr. | urn:lsid:organismnames.com:name:3928104 |
| Echinaster serpentarius | urn:lsid:organismnames.com:name:4191461 |
| Echinaster serpentarius Valenciennes in Joh. Mueller & Troschel 1842 | urn:lsid:organismnames.com:name:4717735 |
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