[glume] n [NL gluma, fr. L, hull, husk; akin to L glubere to peel--more at cleave] (1789): a chaffy bract; specif: either of two empty bracts at the base of the spikelet in grasses
GLUME
Meaning of GLUME in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012