Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon -Oedogonium...
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Transcript of Multicell Cholorophycean Green Algae -Pandorina -Volvox -Scenedesmus -Hydrodictyon -Oedogonium...
Multicell Cholorophycean Green Algae-Pandorina-Volvox-Scenedesmus-Hydrodictyon-Oedogonium
Charophycean Green Algae-Klebsormidium-Spirogyra-Closterium-Staurastrum-Cosmarium-Coleochaete-Chara
Colonial
Filamentous
Klebsormidiales
Zygnematales
ColeochaetalesCharales
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