Definition of Selaginellaceae
: a family of terrestrial chiefly tropical plants (order Lycopodiales) that resemble mosses, have branching stems and scalelike leaves which are many-ranked and uniform or 4-ranked and of 2 kinds spreading in 2 planes, and produce 1-celled sporangia which contain both megaspores and microspores — see selaginella
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Origin and Etymology of selaginellaceae
New Latin, from Selaginella, type genus + -aceae
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