| 
				 | 
				
					
						
							
					  
										| Closterium moniliferum Ralfs 1848 | 
							   
								 
								
									
									    | 
								   
									
									  | Closterium moniliferum, specimen from (2) | 
								   
									
									  |   | 
								   
									
									    | 
								   
									
									  | Closterium moniliferum, focus plane on the finely strated cell wall without girdle-bands or pseudo-girdlebands (2) | 
								   
									
									  |   | 
								   
									
									  |   | 
								   
									
									    | 
								   
									
									    | 
								   
									
									  | Closterium moniliferum,  chloroplast of a slightly compressed specimen; different focal planes on the pyrenoids.(2) | 
								   
									
									  |   | 
								   
									
									     | 
								   
									
									  | Closterium moniliferum, left:  pyrenoids in optical transect; the center is filled with RuBisCo, the periphery is covered with  oval /spindle-shaped starch-granules. Right image: same area of the same specimen; focal plane on the  starch granules. | 
								   
									
									  |   | 
								   
								 
							 | 
						 
						
							
								
									
									  |   | 
								   
									
										  | 
									 
									
										| Closterium moniliferum, specimen from (1); focal plane on the central nucleus. | 
									 
									
									  |   | 
								   
									
										  | 
									 
									
										| Closterium moniliferum, same specimen, focal plane on the ridges of the chloroplasts, which are star-shaped in cross-section. (1) | 
									 
									
									  |   | 
								   
									
									  |   | 
								   
									
									  |   | 
								   
									
										| Location: Gevelsberg Gruenes Klassenzimmer; pond (1); Hattingen Oberstueter, NRW, Germany, garden pond (2) | 
									 
									
										| Habitat: Plankton/ Detritus (1); (2) | 
									 
									
										| Date: 11.08.2008 (1); 18.03.2023 (2) | 
									 
									
										| 
											
										 | 
									 
								 
							 | 
						 
						
							 | 
						 
						
							 | 
						 
					 
				 | 
				 |