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Merismopedia

Merismopedia

Easily rocognised by the round cells, 3-10um diameter, dividing only in two planes, producing flat colonies like rafts, a small one being illustrated. Not uncommon in ponds, lakes, bogs, slow rivers.














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Cocconies

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Tribonema

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Gomphosphaeria (Coelosphaerium )

Gomphosphaeria ( Coelosphaerium ) Gomphosphaeria ( Coelosphaerium ). Small cells up to 5um in diameter, united into a hollaw, roughly spherical, floating colony, sometimes blackish in appearanco and often sur-rounded by mucilage. Colonies reach about 100um across.Conspicuous in the plankton of lakes. RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41