INTRODUCTION. 



XXVll 



i 



XIL 



MB Lie A 



ccerulea 



Purple Melic'grass , 



Fertile seed 



% 



The seed is covered by the inner husk until it be perfected 

 The body of the seed is oval-oblong, 



? 



and 



little incurved 



afterwards it encloses it loosely 



XIIL 



I^OA 



compressa. 



Flat-stalked Meadovr- 



grass 



$ 



c 



Fertile seed 



\ 



U 



' - ^^ 



The seed is covered with the i 



\ 



tapers lo a point at each end. 



inner husks, without opening ; it is oblong, flattened 



^ 



and 



XIV. 



^ R IZA media . 



ommon Quaking-^r^^^ 



Fertile seed 



# 



Th 



hoU 



inner husks enclose th 



ow 



concave form of the husk 



eed unchanged till 



rip 



distingtiish the seeds of this genus 



with th 



it is roundish, and very small 



the 



shining membran 



appearance, peciilia^ly 



