Algae
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Chara sex
organs x40. This plant is commonly called a stonewart.
Various authorities put it in either its own division or
in the Chlorophyta (green algae).
Fucus
female conceptacle x40. This egg producing
structure is in the blade of the common rockweed, a brown
alga.
Fucus male
conceptacle x40. These make sperm which are
then released into the sea.
Oedogonium
x100, a fillamentous green alga. The large cells are
ooginia.
Spirogyra
x40. A vegetative fillament is on the right. The other
fillaments show various stages of sexual reproduction.
Spirogyra
vegetative fillament x100. You can see spiral
chloroplasts and a nucleus in each cell.
Volvox
x100. Colonies consist of a hollow ball of cells. New
colonies form within old colonies.
Ulothrix
x400. A fillamentous green alga with one cup shaped
chloroplast in each cell.
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