Dolichospermum flos-aquae

Dolichospermum flos-aquae is a species of cyanobacteria belonging to the family Aphanizomenonaceae.^[1]

Dolichospermum flos-aquae
Scientific classification
Domain:	Bacteria
Kingdom:	Bacillati
Phylum:	Cyanobacteriota
Class:	Cyanophyceae
Order:	Nostocales
Family:	Aphanizomenonaceae
Genus:	Dolichospermum
Species:	D. flos-aquae
Binomial name
Dolichospermum flos-aquae (Brébisson ex Bornet & Flahault) P.Wacklin, L.Hoffmann & J.Komárek, 2009
Synonyms
Anabaena flos-aquae Brébisson ex Bornet et flaHault 1888

Type locality: Sweden, Denmark, Scotland, France, Germany, USA.^[1]

Taxonomy

Further information: Aphanizomenon flos-aquae § Taxonomy and diversity

It was originally described as Anabaena flos-aquae. Dolichospermum was created in 2009, bringing in a well-defined group from Anabaena. The similarly-named Aphanizomenon flos-aquae falls into the clade, but was not renamed.^[2]

Genomes

As of 2025, 4 genomes of D. flos-aquae are available on NCBI.^[3]

As of 2025 (Release 10-RS226), GTDB's genome-based taxonomy assigns the genomes sequenced as D. flos-aquae as:

• Dolichospermum flos-aquae LEGE 04289, assigned to Dolichospermum planctonicum
• Dolichospermum flos-aquae CCAP 1403/13F, assigned to Dolichospermum lemmermannii as species-representative
• Dolichospermum flos-aquae UHCC 0037, assigned to Dolichospermum heterosporum.