01 n. A microscopic plant of the family Desmidiæ, a group of unicellular algæ in which the species have a greenish color, and the cells generally…
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1.
A microscopic plant of the family Desmidiæ, a group of unicellular algæ in which the species have a greenish color, and the cells generally appear as if they consisted of two coalescing halves.(Bot.)