Closterium attenuatum Ralfs
Reference: Coesel & Meesters 2007
Compare with: Not seldom the cell ends of specimens don't narrow so abruptly as the typical (e.g. specimen 2012035009) and can easily be confused with Closterium ralfsii var. hybridum Rabenhorst (not in this collection yet).
E0333
2011018020
2011018-020
Front view
Netherlands
C0667
2011018020
C0667
2011018020
2011018-020
Detail
Netherlands
2011018-020
Detail
Netherlands
E0333
2012035009
2012035-009
Front view
Netherlands
C0667
2012035009
2012035-009
Detail
Netherlands