64 
aspera. 
alia. 
pungens. 
Cinna . 
metric ana. 
indica . 
juncea, 
lateriflora . 
TSIAMDKIA DlGYNIAe AgrOStlS. 
Icon. FI. dan . 1 6 J . 
Common io all grassy fields» If. . July. v. v. 
7° A. paniculis coarctatis lateralibus terminalibusque, va- 
ginis barbatis,, foliis recurvatis asperis, glumae valvis 
interioribus triplo majoribus. Mich ji. amer . 1 . p. 52. 
A. barbata. Fers ench. l.p. 75. 
A. littoralis. Lam illust. 1 . p. ibi. 
In the western districts of the United States, in rocky 
situations. Michaux. On the sea-shore of Florida. 
Lam . If .July. v. s. in Herb. Enslin . 
8 . A. panicula laxa, calycibus muticis aequalibus, culmo re- 
pente. Willd. sp pl l.p. 371. 
On the banks of rivulets and springs, frequent. 1/ . July. 
v. v. 
9 . A. panicula contracta spicaeformi, foliis involutis rigidis 
pungentibus superioribus oblique oppositis, culmo ra- 
moso. Schrel gram. 2 . p. 4(5. 
A. virginica. Willd . sp. pl. i . p . 3/3. 
Icon. Schrel. L c. t. ‘17 .f. 3. 
On dry gravelly hills in Virginia. 1/ . July, Aug. v. v. 
10 . A. panicula magna debili, foliis lato-linearibus glabris, 
valvida altera infra apicem subaristata, caule glabro. 
Cinna arundinacea. Willd. sp.pl. 1 . p. 3 1 . 
On rivers and islands, under the tide waters, common 
from Canada to Carolina. I/ . Aug. v. v. 
11 . A. panicula oblonga congesta, calycibus corollisque acu- 
minatis subaequalibus muticis. Willd. sp. pl. 1 . 
p.374. 
In wet meadows : Virginia, &c. 1/ . June. v. v . 
12 . A. panicula contracta mutica, racemis lateralibus erectis 
alternis, glumae valvis exterioribus longissimis, foliis 
longissimis, sensim setaceo-convolutis. Mich. Ji. 
amer . 1. p. 52. Willd. sp. pl. 1. p. 375. 
In Carolina, Florida, &c. Michaux . Q. +• v. s . 
in Herb. Lambert. 
13. A panicula oblongo -pyramidata, floribus muticis: val- 
vula extima duplo minore, foliis stricte erectis con~ 
voluto-setaceis rigidulis. Mich.Ji. amer. 1. p. 52. 
In barren sandy places : New Jersey to Florida. %. 
July, Aug. v. v. 
14. A. paniculis lateralibus terminalibusque coarctatis, flo- 
ribus muticis, valvulis acutissimis : interioribus ma- , 
