Plate 19. 
_ Upper Fale 
3° lower Pale changed 
nto a. leaf | 
riae ae 4° lower Pale ¢ 
3 
x 7 
ME Ovary 
_Lodtcules 
iS 
\\. \ Anther 
NYE 2° lower Pale 
é beginning to change Po Liguée 
4 and 5™ lower 1 lower F c Sheath 
Liles changed tnto 
leaves. i 4ower Pale 
Fig. 13 2, 
changed urto a leat 
Fig 15%. 
\ Pale,mach \)\\9 
\ pe em ged i. YP Flower arul its upper Pale 
in the atl of the 2” \ 
leatlike lower Pale. \ 
~ Pale beginning 
} lochange 
y 
\ 
\ 
y y Yi . p: 1/ ae 
iy | Fig 18%. Fig. 192/ 
yw Glume ny | 
4 I ; 
\ , 
——— ASN ea 
7tr 
>. uv a 
Se re Pag 
eT oy ~ sD 
6 
| *S <> hih of Hard B 
NM ST YR “1b of Hard Bast 
Lower  jh\ Vi 4Lower 
MN Poles 
V\ 
i \ 
Hi i} Upper Pale 
Lower |} 
Ps = - Zz a 
is i y , = fs \ me — > 3 ; if 
4 i j JA . | \ - ~ 
a in, 'S oN 
Poa alpina Ii. 
Fig. 1%. Fig. 2%. Fig. 3%. 
Alpine Meadow grass. 
