Plectonema dangeardii Fremy 1930 Dataset NCBI Taxonomy Classification phylum Cyanobacteriota class Cyanophyceae order Leptolyngbyales family Leptolyngbyaceae genus Leptolyngbya species Leptolyngbya dangeardii Name Homonyms Plectonema dangeardii Plectonema dangeardii Fremy 1930