12 
dichotoma. 
stricta. 
oligantha, 
juncea, 
avenacea, 
TRIANDRIA DIGYNIA. 
82. ARISTIDA. Gen. pl. 125. 
1. A. cespitosa, culmis dichotomis, floribus subspicatis, 
subuniaristatis: arista contorta gluma breviore : late- 
ralibus brevissimis. Mich, fl. amer. 1. p. 41. 
On dry gravelly soil: New England to Carolina, com 
mon. d. May-—July. v. v. Resembles Nardus siricla. 
2. A. culmis foliisque stricte erectis, racemo longo spicato 
coarctato: aristis gluma longioribus, foliis convoluto- 
filiformibus, glabris, Mich. fl. amer. 1. p. 41. 
In shady rocky situations, on river sides: Virginia, Ca- 
rolina, &c. Y. June, July. v.v. 
3. A. culmo stricto subramoso, foliis convoluto-filiformi- 
bus, floribus distantibus solitariis, aristis longis diva- 
ricatis. Mich. fl. amer. 1. p. 41. 
A. adscensionis. Walt, fl. car. 74. 
On the banks of rivers, in rocky places: . Tllinois, Vir- 
ini. ke. Jane. July. w.v. 
83. STIPA. Gen. pl. 
1. S. foliis Ba a e g panicula laxa, calycibus 
subaristatis semine TARN aristis longis vix pu- 
bescentibus. 
S. juncea. Willd. sp. pl. 1. p. 440. 
Icon. Desf. atl. 1.1.28. 
On the banks of the Missouri. M. Lewis. Y. Aug. 
v.s. in Herb. Lewis, By a careful comparison of this 
plant and one from the north-west coast of America, 
collected by Mr. Menzies, in possession of A. B. Lam- 
bert, Esq. and a specimen from the south of Europe 
fin the same collection, I. could find no other distinc- 
tion from S. juncea than the seeds being more ced 
cent, and the arista not so much as figured in Desfon- 
taines’ Flora. 
2. S. foliis setaceis, panicula parva, bris ob- 
tuse-ovatis semine pubente e s 
brevibus. Lam. encycl, 7. p. 452. x 
A. juncea. Mich. fl, amer. 1. p.54. * 
In rocky places: Canada, Hudson's Moe e 
3. S. foliis striatis glabris, panicula patente subunilaterali : 
ramis verticillatis ramulosis, calycibus acutis membra- 
naceis semine glabro zquantibus, aristis nudis, tor- - 
tuosis.— Willd. sp. pl. 1. p. 442. 
Py aristis crassis 4 
