| Name | Nostocales |
| Authorship | |
| Rank | Order |
| NomenclaturalStatus | NomLeg |
| Placed in | Cyanophyceae |
| Contains | Aphanizomenonaceae Elenkin Fortiaceae Hapalosiphonaceae Elenkin Nostocaceae Rivulariaceae Symphyonemataceae L. Hoffmann, Komárek & Kaštovský Tolypothrichaceae |
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