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Scientific name
Cosmarium subcostatum Nordst. 1876 var. subcostatum
Group of organisms
Desmidiales
Red List Category
Near Threatened
Responsibility of Germany
General responsibility
Current population status
moderately common
Long-term population trend
moderate decline
Short-term population trend
decrease of unknown extent
Previous Red List Category
Threatened
Change of category compared to previous Red List
Current improvement of Red List Category
Status
Indigenes or Archaeobiota
Source

Kusber, W.-H. & Gutowski, A. (2018): Rote Liste und Gesamtartenliste der Zieralgen (Desmidiales) Deutschlands. – In: Metzing, D.; Hofbauer, N.; Ludwig, G. & Matzke-Hajek, G. (Red.): Rote Liste gefährdeter Tiere, Pflanzen und Pilze Deutschlands. Band 7: Pflanzen. – Münster (Landwirtschaftsverlag). – Naturschutz und Biologische Vielfalt 70 (7): 711-778.