Dolichospermum
Dolichospermum is a genus of cyanobacteria belonging to the family Nostocaceae. It was created by splitting from Anabaena using molecular evidence. It is paraphyletic as the author intends: the genera Aphanizomenon and Cuspidothrix, though cladistically included, have "distinct and unique" morphological features that set them apart.
The genus has cosmopolitan distribution.
Many of the morphospecies in Anabaena, Dolichospermum, and Aphanizomenon are not monophyletic. Work is underway to sequence more genomes from these genera to produce a species classification based on genetic branching.
Species
As accepted by the GBIF:- Dolichospermum affine
- Dolichospermum berezowskii
- Dolichospermum circinale
- Dolichospermum compactum
- Dolichospermum crassum
- Dolichospermum curvum
- Dolichospermum danicum
- Dolichospermum delicatulum
- Dolichospermum ellipsoides
- Dolichospermum farciminiforme
- Dolichospermum flosaquae
- Dolichospermum fuscum
- Dolichospermum halbfassii
- Dolichospermum heterosporum
- Dolichospermum lemmermannii
- Dolichospermum longicellulare
- Dolichospermum macrosporum
- Dolichospermum mendotae
- Dolichospermum mucosum
- Dolichospermum nygaardii
- Dolichospermum perturbatum
- Dolichospermum planctonicum
- Dolichospermum sigmoideum
- Dolichospermum skujaelaxum
- Dolichospermum smithii
- Dolichospermum smithii
- Dolichospermum solitarium
- Dolichospermum spiroides
- Dolichospermum tenericaule
- Dolichospermum viguieri
- ''Dolichospermum zinserlingii''