Scenedesmus spp.
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Taxonomic Group: Chlorophyte
Trophic Status: Autotrophic
Size Range: N/A
Key Characteristics: Cells ellipsoid, oval, crescent-shaped or tapering toward each end; spines absent; found most commonly in 2-4 cell colonies but 2-16 cells per colony can occur; cells arranged with their long axes parallel to one another; parietal chloroplast, usually with one pyrenoid
Confused With: Desmodesmus species, which usually have spines on the terminal and/or medial cells
Toxin: None known