Fig. 122. Panicularia aquatica (Sm.)Kuntze. (Glyceria aquatica J. E. Smith). 
REED M MEADOW-GR RASS.—a, A spikelet: 6, elet ote a a lower 
mpty glumes have been separated from the grating above, to 285, in 
B |. 7, and 568 to 570, in Bul. 17, illustrate other T species of ‘Poni cn Rew 
ANICULARIA Fabr. Enum. Pl. Hort. Helmst. 373.ed.2. 1763. (Glyceria — 
“a ra ore Spikelets few- to io woany-Rowered, terete or dtighily flattened, in 
the florets, usually 
smooth; florets jarmidichite- oe the uppermost imperfect. Empty glumes at 
the base of the spikelet els uneq ual, shorter than the flowering glum 
or acute, 1- to 3-ne: denen on the | 
back, herbaceous, excepting at the : scarious and usually blunt SPEX, be 0 & 
nerved Pp Palea a little shorter than the 
glume, 2-neryed. ‘Stamens 2 or 3. Styles short, distinct; stigmas plumose. 
Grain oblong, smooth, free, or when dry sligh ty edherent t9 the pales 
Usually tall, aquatic, perennial ‘grasses with flat leaves and 
] panicles. j 
Species about 16, ser Se pesdinedeg in the aa cauate regions of both jel: 
pheres, chiefly North 
