Definition of selaginella
: any of a genus (Selaginella) of mosslike lower tracheophytes that are related to or grouped with the club mosses and have scalelike leaves and produce one-celled sporangia containing both megaspores and microspores
Origin and Etymology of selaginella
New Latin, from Latin selagin-, selago, a plant resembling the savin
First Known Use: 1891
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