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Ulvaceae Black & White Stock Photos

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Ulvaceae Black & White Stock Photos

. Botany of the living plant. Botany. CHAPTER XXV. GREEN ALGAE (CHLOROPHYCEAE). The Brown and Red Algae form natural and coherent groups of plants, characterised by their colour, but more particularly by their propa- gative organs. Green Algae are a more heterogeneous assemblage of forms. Some are marine : others live in fresh water. Some are uni- cellular, some colonial (Protococcales, Volvoeales) : others, which are multi- cellular, consist of a simple filament, with various degrees of its branching (Ulothricales) ; or they may form widened flat expansions (Ulvaceae) ; others again are coeno Stock Photo
RMRDXP27–. Botany of the living plant. Botany. CHAPTER XXV. GREEN ALGAE (CHLOROPHYCEAE). The Brown and Red Algae form natural and coherent groups of plants, characterised by their colour, but more particularly by their propa- gative organs. Green Algae are a more heterogeneous assemblage of forms. Some are marine : others live in fresh water. Some are uni- cellular, some colonial (Protococcales, Volvoeales) : others, which are multi- cellular, consist of a simple filament, with various degrees of its branching (Ulothricales) ; or they may form widened flat expansions (Ulvaceae) ; others again are coeno
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