Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon -Oedogonium Charophycean Green Algae -Klebsormidium -Spirogyra -Closterium.

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Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon -Oedogonium Charophycean Green Algae -Klebsormidium -Spirogyra -Closterium -Staurastrum -Cosmarium -Coleochaete -Chara Colonial Filamentous Klebsormidiales Zygnematales Coleochaetales Charales Synapomorphies? Synplesiomorphies? How is morphology achieved? Life cycle?

Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon Colonial

Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon Colonial

Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon Colonial

Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon Colonial

Multicell Cholorophycean Green Algae -Oedogonium Filamentous

Charophycean Green Algae -Klebsormidium Klebsormidiales

Charophycean Green Algae -Spirogyra -Closterium -Staurastrum -Cosmarium Zygnematales

Charophycean Green Algae -Spirogyra -Closterium -Staurastrum -Cosmarium Zygnematales Desmids: -Mostly freshwater -3 planes of symmetry (WOW!) -One MAJOR plane of symmetry -Two semicells joined at an isthmus -Reproduction: Asexual: division along the isthmus, each new cell regrows its sister semicell. Sexual: conjugation, with dormant zygote

Charophycean Green Algae -Spirogyra -Closterium -Staurastrum -Cosmarium Zygnematales

Charophycean Green Algae -Spirogyra -Closterium -Staurastrum -Cosmarium Zygnematales

Charophycean Green Algae -Spirogyra -Closterium -Staurastrum -Cosmarium Zygnematales

Charophycean Green Algae -Coleochaete Coleochaetales

Charophycean Green Algae -Chara Charales

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