Identify that alga:
Web-based key to genera -10: colonies and coenobia
Algal Search Sitemap and quick links |
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unbranched cyanobacteria (search5) |
branched cyanobacteria (search6) |
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attached, flat plate (search13) |
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Colonies and coenobia : Cyanobacteria (search21) |
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Unicells (under development) |
non-flagellate cells without case (under development) |
in silica case = diatoms (under development) |
flagellate cells (under development) |
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no chloroplast: |
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Specimen is a: | Click on the thumbnail for a larger image | |||
colony (more than 2 cells in a group), or sometimes more precisely a coenobium: | colony | cells
with chloroplasts cells without chloroplasts |
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(a fixed number of cells, usually a multiple of 4, often arranged in a regular manner) | coenobium | |||
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Colony: cells with chloroplasts | ||||
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a parenchymatous plate is composed of cells which are roughly the same width as length, joined to all their neighbours, while pseudoparenchymatous colonies are composed of very closely packed filaments | |||
parenchymatous |
pseudoparenchymatous |
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John Kinross