GBAMINEAE. 49 



Spikelets 2 ram. wide or more. 



Lower flowering scales about 1.5 mm. long; spikelets 2 mm. 

 wide. 5. E. Eragrostis. 



Lower flowering scales 2-2.5 mm. long; spikelets 2.5-3 mm. 

 wide. 6. E. major. 



Culms erect or ascending, simple, rigid, 3-7.5 dm. tall; perennial. 



7. E. pictinacea. 

 Culms extensively creeping; flowers didscious. 8. E. hypnoides. 



1. Eragrostis oapillaris (L.) Nees. M. p. 130. Dry places. Late summer. 



Philadelphia — • Chestnut Hill (VP.). Bucks '— Durham, Buth (Fr.). 

 Delaware— (P.). Chester— (P.) . Lancaster— (P.). Northampton— 

 Easton, Porter (Bl C). 



Gloucester— Swedesboro (Li.). Hunterdon— Eosemont (C). 



New Castle— Frequent. 



2. Eragrostis Frankii Steud. M. p. 130, Moist places. Autumn. 



Bucks— Durham, Buth (Fr.). Chester— W. Bradford (St.). Lancaster 

 —York Furnace (Ke.). Northampton— Easton (Ca.). 



3. Eragrostis pilosa (L.) Beauv. M. p. 130. Sandy waste places. Late 



summer. 



Philadelphia— Byberry, Mart. (B. C), below Navy Yard, I. Burk (He.). 

 Bucks— Sellersville (Fr.). Delaware— (P.). Chester— (P.). Lancaster 

 — (P.). Lehigh— Along Lehigh (Kr.). 



New Jersey— Frequent. 



New Cast le— Frequent. 



4. Eragrostis Purshii Schrad. M. p. 130. Dry places. Late summer. 



Philadelphia— (P.). Bucks— Nockamixon (Fr.). Chester— (P.). Lan- 

 caster— York Furnace (He.) (Li.). Northampton— Easton, Porter (B. 

 C). Dauphin— (P.). 



Camden— Petty 's Island (He.). Gloucester— MullicaHill (He.). Cape 

 May— Wil&wooA (He.). Hunterdon— Bull Island (C). 



New Castle— Streets and gutters, "Wilmington. 



5. Eragrostis Eragrostis (L.) Karst. M. p. 130. Waste places. Summer. 



Bucks— Bensalem, Mart. (Fr.). Delaware— Cheyney, Dr. Wm. Trimble 

 (Fu.). 

 New Castle— Gardens and roadsides. Common. 



6. Eragrostis major Host. M. p. 130. Sandy waste places. Summer. } 



7. Eragrostis pectinacea (Michx.) Steud. M. p. 131. Sandy dry ground. 



Late summer. 



8. Eragrostis hypnoides (Lam.) B. S. P. M. p. 131. Gravelly shores. 



Late summer. 

 Philadelphia— Banks of Delaware (Ca.). Bucks— Nockamixon (Fr.). 

 Montgomery— Schuylkill above Manayunk, west and east banks (VP.). 

 Lancaster — York Furnace (He.) , (Ke.). Northampton — Easton, Porter 

 (B.C.). Dauphin— (P.) . 



Camden — Kaighn's Point, I: Burk (He.). Salem — Riddleton (He.) 

 (Li.). 



53. EATONIA Eaf. 



Empty scales usually unequal, the first commonly shorter and not more than 

 one-fifth as wide as the second. 



