Definition of Aulacomnium
: a small genus (the type of the family Aulacomniaceae) of tufted mosses closely related to the genus Mnium with each leaf cell having a conical central papilla and the capsules being striate and with double peristomes
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Origin and Etymology of aulacomnium
New Latin, from Greek aulak-, aulax furrow + New Latin -o- + Mnium
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