Definition of Mesotaeniaceae
: a family of unicellular or colonial green algae (order Zygnematales) comprising the saccoderm desmids and differing from the Desmidiaceae in having the cell wall in a single piece and without pores — see desmidiales
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Origin and Etymology of mesotaeniaceae
New Latin, from Mesotaenium, type genus (from mes- + -taenium —from Latin taenia ribbon, band, fillet) + -aceae
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