| Name | Plectonema Thuret ex Gomont | 
| Authorship | Thuret ex Gomont | 
| Rank | Genus | 
| Placed in | Oscillatoriaceae | 
| Contains | Plectonema sp. Plectonema tomasinianum Bornet ex Gomont | 
| Remarks | Lectotype: P. tomasinianum (Kuetzing) Bornet ex Gomont (Calothrix tomasiniana Kuetzing) (vide Gardner, New York Acad. Sci., Sci. Survey Porto Rico and Virgin Islands 8: 282. 22 Nov 1932) | 
| Citation | 1892 [dt. 1893; publ. 1 Jan 1892] Ann. Sci. Nat., Bot. ser. 7, 16: 96 | 
