GBAMINEAE. 49 



Spikelets 2 mm. 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. pectinacea. 

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



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



Philadeli)hia — Chestnut Hill (VP.). BucTcs — Durham, Eutli (Fr.). 

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

 EastoQ, Porter (B.C.). 



Gloucester— SwedeshoTo (Li.). i?M?)*erd!o?i— Eosemont (C). 



Neio Casi^e— Frequent. 



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



Buds— Durham, Buth (Fr.). C7ies*er—W. Bradford (St.). Lancaster 

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



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



summer. 



Philadelphia— Byherry, Mart. (B. C), below Navy Yard, /. Burk (He.). 

 BmcA;s— Sellersville (Fr.). Delatvare—{F.). Chester— (P.). Lancaster 

 — (P.). Lehigh— Along Lehigh (Kr.). 



Ne^v Jersey — Frequent. 



Ne'w Cas^?e— Frequent. 



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



Philadelphia— {P.). 5«cA.s— Nockamixon (Fr.). Chester— {P.). Lan- 

 caster— Yox\ Furnace (He.) (Li.). N ortliampton—'Easton, Porter (B. 

 C). Dauphin — (P.). 



Cawdeft— Petty 's Island (He.). GZoucester— Mullica Hill (He.). Cape 

 il/a^/— Wildwood (He.). Hunterdon— PuW Island (C). 



New CasiZe— Streets and gutters, "Wilmington. 



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



Bitcis— Bensalem, Mart. (Fr.). Detatt-are— 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 (Miehx.) Steud. M. p. 131. Sandy dry ground. 



Late summer. 



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



Late summer. 

 Philadelphia— 'Qank^s of Delaware (Ca.). J5mc/i's— Nockamixon (Fi-.). 

 il/oH/^omer^/— Schuylkill above Manayuuk, west and east banks (A'^P.). 

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

 (B.C.). Dauphin — {P.). 



Camden — Kaighn's Point, I. Burl: (He.). Salem — Biddleton (He.) 

 (Li.). 



53. EATONIA Eaf. 



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

 one-fifth as wide as the second. 



