The callus of the third glume is short, pointed and villous.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The second glume is shorter than the third, membranous, 3 - to 5-nerved, rarely wanting.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

This prolonged rachilla sometimes bears a minute glume, which is of course rudimentary.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

1-nerved, but the first glume is shorter than the second.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The third glume is shorter and smaller, hyaline.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Annuals; first glume nearly 3/4 of the third glume.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Grain is enclosed in the fourth glume and its palea.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

First glume semilunate, about 1/4 of the third glume.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

A. Rachilla produced or not beyond the flowering glume.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Grain is tightly enclosed in the third glume and its palea.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The third glume is chartaceous to sub-coriaceous and paleate.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The second glume is membranous, 1 - to 5-nerved or nerveless.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The fourth glume and its palea adhere together by their margins.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

In Panicum it is nearly two-thirds or less than the third glume.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The grain is oblong, free within the hardened glume and its palea.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Grain is free and enclosed by the hardened fourth glume and its palea.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

American Authors have recently adopted for the flowering glume the term.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

B. Rachilla produced beyond the uppermost flowering glume and articulate.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The first glume is hyaline very minute, sometimes absent in the same species.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Very often the first glume becomes very small and it may be altogether absent.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

All of them may be awned as in Chloris or only the fourth glume as in Andropogon.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

In mature spikelets the grain which is free is enclosed by the fourth glume and its palea.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The third glume is similar to the second, male or neuter, paleate or not, 3 - to 9-nerved.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

In the axils of each of these glumes there is a flower, except perhaps in the topmost glume.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The fourth glume becomes firm and rigid along with its palea and usually encloses the grain.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Inflorescence racemed; glumes three; nerves of second glume five or less, side nerves curved 1.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Generally there are two nerves in a palea and its margins are enclosed within those of the glume.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The first two glumes are empty and the first glume is small (sometimes minute) and fewest nerved.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The third glume contains no flower in it, but occasionally there may be in its axil three stamens.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

In the spikelet having only four glumes the fourth glume differs from the others mainly in texture.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

Just opposite to the fourth glume there is a flat structure with two nerves, similar to the glume in texture.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference

The fourth glume is membranous when young, but later on it becomes thick, coriaceous and rugose at the surface.    From Wordnik.com.  [A Handbook of Some South Indian Grasses] Reference