| Closterium striolatum |
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| Closterium striolatum; center of the cell; focal plane on the cell wall |
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| Closterium striolatum; apex. The vacuole contains a single crystal |
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| Closterium striolatum; apex. Focal plane on the striated cell wall. |
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| Location: Wuppertal, NRW, water reservoir |
| Habitat: between submersed mosses |
| Date: 10.03.2014 |
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