| Name | Cladium mariscus R. Brown | 
| Authorship | R. Brown | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Cladium P. Browne | 
| Contains | Cladium mariscus var. californicum S. Watson | 
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Cladium mariscus R. Brown | 
| Identification made in | [no date] (8) | 
