either of the two empty sterile bracts at the base of a grass spikelet, or a similar structure on the spikelets of sedges
Origin of glumeModern Latin gluma from L, husk from base of glubere, to peel, flay: see cleave
- A bract, usually one of two, at the base of a grass spikelet.
- A bract in a sedge spikelet, usually subtending a floret.
Origin of glumeLatin glūma husk ; see gleubh- in Indo-European roots.
- (botany) a basal, membranous, outer sterile husk or bract in the flowers of grasses (Poaceae) and sedges (Cyperaceae)
The term comes from the Latin gluma, meaning "husk of grain". It can also be seen in the French verb, glubere meaning "to peel".