TRI ANDRIA DIGYNIA. Poa. 
3. P. panicula diffusa, spiculis ovatis subquadrifloris, glumis 
ianceolatis trinervibus, ligula brevi truncata. Schreb . 
gram. 
In all meadows and grass plots, common. 7/ . June— - 
Aug. v. v. 
4. P. panicula foliisque attenuatis, spiculis Ianceolatis sub- 
trifloris, glumis acutis obsolete quinquenervibus, ligula 
brevissima crenata. Smith Ji. brit. 1. p. 106. 
Icon. Host. gram. 2. t.J\. Engl. bot. 12 65. 
In grassy shady places, rare. 7/ „ June, July. v. v. 
5. P. panicula divaricata, spiculis ovatis, flosculis remo- 
tiusculis quinquenervibus liberis, culmi obliquo com- 
presso. Smith Jl. brit. 1. p. 105. Willd. sp. pl. 1. 
p. 390. 
Icon. Host. gram. 2. t. 64. Leers Jl. herb. t. 6. fi 1. 
In fields and grass plots, frequent. ©. April — Sept. v.v. 
6. P. panicula ditfusa, spiculis quadridoris cordatis, glumis 
ovatis subfalcatis liberis, ligulis inferioribus brevissimis. 
Smith fi. brit. 1 p . 100. Willd. sp. pl. 1 .p. 386. 
Icon. Engl bot. ]003. Scheuchz. gram. t. 3. 
On the Allegany mountains, frequent. 7/ . July. v.v. 
7. P. panicula diffusa, spiculis ovato-oblongis nitidis. Willd . 
sp. pl. 1 . p. 390. 
In Pensylvania and Virginia. % . v. s. in Herb. Walter. 
8. P. panicula secunda coarctata, culmo adscendente com- 
presso, flosculis angulosis basi villo complicato con- 
nexis. Smith fi. brit. 1. p 99. Willd. sp. pl. 1. p. 397. 
Icon. Host. gram. 2. t. 70. Engl. bot. 365. Blue-grass. 
In dry fields and meadows, common. 7/ . June — Aug. 
v. v. 
9. P. panicula aequali diffusa, spiculis ovatis quinquefloris, 
floribus liberis septemnervibus obtusis, culmo sulcato 
subangulato, radice subrepente. Willd. enum. 105. 
Willd. sp. pl. 1 . p. 389- 
P. striata. Mich.fi. amer. 1. p. 69. 
P. lineata. Pers. ench. 1. p.$Q. 
In meadows and fields, common. 7/ . June— Aug. v. v. 
10. P. panicula laxa patentissima capillari, sp : culis tri-quin- 
quefloris, floribus ovatis acutis pubescentious, loliis 
collo pilosis, culmo ramosissimo. — Willd. sp. pl. 1. 
p 394. 
Icon. Moris, hist. 3. s. 8 t 6. f 33. 
In fields and sandy woods : Canada to Florida, common. 
G.June — Aug. v.v. Very variable. 
79 
viridis . 
nemoralis . 
annua « 
alpina* 
flava 0 
compressa » 
nervata . 
capillaris . 
