
1) Bract 2) Bract on a spikelet of grass 3) Chaffy bract
Found on
https://www.crosswordclues.com/clue/glume

one of the two bracts at the base of the grass spikelet, called the lower and upper glumes, due to their position on the rachilla. Also used in Apiaceae, Cyperaceae for the very small bracts on the spikelet in which each flower is subtended by one floral glume and in which there are often several empty glumes at the base. adj. glumaceous
Found on
http://florabase.dpaw.wa.gov.au/help/glossary

• (n.) The bracteal covering of the flowers or seeds of grain and grasses; esp., an outer husk or bract of a spikelt.
Found on
http://thinkexist.com/dictionary/meaning/glume/

(from the article `Poaceae`) ...the spikelet, a small structure consisting of a short axis, the rachilla, to which are attached chaffy, two-ranked, closely overlapping scales. ...
Found on
http://www.britannica.com/eb/a-z/g/40

in grasses, the bracts (generally two) that form the lowermost parts of the spikelet
Found on
http://www.calflora.net/botanicalnames/botanicalterms.html

<botany> A bract in the inflorescence of a grass, sedge or similar plant. ... (09 Oct 1997) ...
Found on
http://www.encyclo.co.uk/local/20973

in grasses, the bracts (ly two) that form the lowermost parts of the spikelet
Found on
http://www.encyclo.co.uk/local/21767

A sterile scale found in grasses
Found on
http://www.encyclo.co.uk/local/22037

A sterile scale found in grasses
Found on
http://www.encyclo.co.uk/local/22038

a specialized, scale-like leaf at the base of a grass spikelet.
Found on
http://www.encyclo.co.uk/local/22043

In grasses, either of two empty bracts at the base of a spikelet.
Found on
http://www.encyclo.co.uk/visitor-contributions.php
Glume (glūm)
noun [ Latin
gluma hull, husk, from
glubere to bark or peel: confer French
glume or
gloume .]
(Botany) The bracteal covering of the flowers or seeds of grain and grasses; esp., an outer husk or bract of a spikelet.
Gray. Found on
http://www.encyclo.co.uk/webster/G/37

A small chaff-like bract; in particular, one of the two empty bracts at the base of the grass spikelet.
Found on
http://www.gardenology.org/wiki/Glossary_of_Gardening_Terms

In botany, the glume is the imbricate scale-like bract inserted on the axis of the spikelet in Gramineae (grasses) and Cyperaceae (sedges). The glume forms the husk or chaff of grain, and is also called palea or pale.
Found on
http://www.probertencyclopaedia.com/browse/BG.HTM

[
n] - small dry membranous bract found in inflorescences of Gramineae and Cyperaceae
Found on
http://www.webdictionary.co.uk/definition.php?query=glume

one of the characteristic chafflike bracts of the inflorescence of grasses, sedges, etc., esp. one of the pair of bracts at the base of a spikelet.
Found on
https://www.infoplease.com/dictionary/glume
No exact match found.