TRI ANDRI A. DIGYNIA. AlldrOpOgOO. „ 
Common in old fields and dry meadows ; called Broom- 
grass. 11 . June — Aug v. v. A very obnoxious weed. 
** Spicis conjugatis s. fasciculatis. 
§. A. vaginis margine villosis, paniculis lateralibus fascicu- 
latim polystachyis, floribus monandris, arista 4-5- 
tuplo glumae longitudine, valvis anterioribus glabris. 
Mich.jl amer. I. p. 56. 
Cinna glomerata. Walt.Jl. car. 5Q. 
In low meadows and woods : Carolina and Florida. 11 . -f . 
7- A. vaginis glabris, culmis erectis, spicis lateralibus dis- 
sitis, floribus monandris, arista longa recta, valvis in- 
terioribus glabris. Mich.jl. amer. i. p. 57- 
Cinna lateralis. Walt.Jl. car. 59. 
In dry woods and old fields, frequently found on high 
mountains: Pensylvania to Florida. I/.July. v.v. 
0. A. ramis remote alternis solitariis simplicibus plerisque 
tristachyis, spicis distanter alternis bifidis, villis invo- 
lucri gluma brevioribus, floribus triandris, valvis in- 
terioribus subviilosis, intima ex incisura aristam lon- 
gam contortam emittente. Mich.jl. amer. 1. p. 57. 
In the mountains of Virginia and North Carolina. 
July, v v. 
9. A. paniculae spicis conjugatis, pedunculis simplicibus, 
rachi lanata, flosculis muticis : mascula tabescente. 
Willd . sp.pl. 4. p. 916. 
In Virginia. Gronov. 2/.+. 
10. A. spicis conjugatis paniculatis, panicula bracteata fasti- 
giato-corymbosa, floribus ternis muticis, intermedio 
hermaphrodito sessili, lateralibus neutris pedicellatis, 
rachi longissime ciliata. Willd. sp. pl. 4. p. Ql6. 
In Virginia. Gronov. If. -f. 
11. A spicis digitatis subquaternis, floribus geminatis, her- 
maphrodito sessili aristato, masculo mutico pedicellato, 
rachi pilosa. Willd. sp. pl 4. p. 919. 
In rocky situations : Canada to Virginia, rare. 2/ . June, 
July. v. v . 
macrourus , 
dissitiflorus . 
ternarius . 
virginicus . 
licornist 
furcatus. 
86. ATHEROPOGON. Muhll. in Wiild. sp. pl. 4. p. Q37° 
1. Atheropogon. Willd. 1. c. apludoiies . 
In North America. Muhll. + . About a foot high 5 
leaves narrow 3 flowers alternate in a spike. 
