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Portrait of a colony Scenedesmus falcatus (Chodat, 1894). Phase contrast.
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Coelastrum astroideum (De Notaris 1867). Collected from freshwater aquaculture tub near Boise, Idaho December 2005. Brightfield.
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Coelastrum astroideum (De Notaris 1867). Collected from freshwater aquaculture tub near Boise, Idaho December 2005.
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Scenedesmus (sken-ee-des-mus) a common non-flagellated chlorophyte alga. Like all chlorophytes, Scenedesmus has a cell wall made of cellulose. The genus is comprised of species, all of which have clusters of four cells with spines emerging from the termini. Plastids with chlorophylls a and b and giving them a bright green colour. Differential interference contrast.
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Scenedesmus flexuosus(Lemmermann) Ahlstrom. DIC.