| Name | Gloeotrichia natans Rabenhorst ex Bornet & Flahault | 
| Authorship | Rabenhorst ex Bornet & Flahault | 
| Rank | Species | 
| Placed in | Gloeotrichia J. Agardh ex Bornet & Flahault | 
| Citation | 1886 ("1887") Ann. Sci. Nat., Bot. ser. 7, 4: 369 | 
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Gloeotrichia natans Rabenhorst ex Bornet & Flahault | 
| Identification made in | [no date] (1), 1938 (5) | 
