Botrydiopsis arrhiza; spherical cell with many plastids; near a diatom ??Melosira sp??? |
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Botrydiopsis arrhiza; older cells (about 60µm diameter) have many plastids. |
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Botrydiopsis arrhiza; younger and smaller cells with two plastids. |
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Botrydiopsis arrhiza; aggregation of cells forming a neuston layer on a pond (see below). |
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Location: Hattingen Felderbachtal, Haselbecke, pond (click to enlarge) |
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Habitat: neuston |
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Date: 20.04.2020 |
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