GRAMINEAE 31 



Pennsylvania : Delaware ; Chester ; Bucks ; Northampton ; Mon- 

 roe ; Lycoming ; Erie ; Ai,i,EGheny ; Wayne ; Phii<adei,phia ; 

 Lancaster ; Frankwn ; Montgomery. 



2. Danthonia compressa Austin. Fi,attened Wild 0aT-grass. 

 (Man. p. 119; I. P./ jp8.) In woods, Me. to N. C. and Tenn. — Pennsyl- 

 vania : Monroe ; Berks ; Lackawanna ; Lycoming ; Erie ; Somer- 

 set ; Jefferson ; Pike. 



3. Danthonia sericea Nntt. Silky Wild Oat-grass. (Man. p. 119 ; 

 I. F./. spg. ) In dry sandy soil, Mass. to Fla. — Pennsylvania : Lycoming. 



40. CAFRIOLA Adans. 



1. Capriola Dactylon (L.) Kuntze. Bermuda-grass. Scutch- 

 grass. (Man. p. 119 ; I. F./. 400.) In fields and waste places, southern 

 N. Y. to Pa. and Tenn., Fla. and Tex. nS. from Eu. Pennsylvania: 

 Philadelphia, on ballast ; Bucks, Bristol ; Northampton, Bethlehem ; 

 Delaware, Marcus Hook. 



41. SFARTINA Schreb. 



Second scale long-awned. 1 . S. cynosuroides. 



Second scale awnless. 

 Leaf-blades flat, 1-2.5 cm. wide. 2. 5. polystachya. 



Leaf-blades involute, at least when dry, 6 mm. wide or less. 



3. S. patens. 



1. Spartina cynosuroides (L.) Willd. Tall Marsh-grass. (Man. 

 p. 120; I. F._/ 401.) In swamps and alona^treams of fresh or brackish 

 water, N. S. to Assiniboia, N. J. and Tex! Pennsylvania : Chester : 

 Philadelphia ; Bucks : Dauphin ; Allegheny ; Venango ; Erie ; 

 Lancaster; Huntingdon. 



2. Spartina polystachya (Michx.) Ell. Salt REED Grass. (Man. 

 p. 120; I. F.y. 402.) In salt and brackish marshes, Me. to Fla. Penn- 

 sylvania : Probably on the lower Delaware. 



3. Spartina patens (Ait.) Muhl. SalT-meadow Crass. (Man. p. 

 120; \.V. f. 403.) On salt rharshes, Newf. to Fla. and Tex. — Pennsyl- 

 vania : Philadelphia, mainly on or near ballast. 



42. ATHEROPOGON Muhl. 

 1. Atheropogon cuitipendnla (Michx.) Fourn. Racemed Boute- 

 LOUA. (Man. p. 123 ; I. F. /. 4/3.) In dry soil, Ont. to Man., N. J., 

 Tex. and Mex. Pennsylvania : Chester ; Northampton ; Lancaster ; 

 Huntingdon. 



43. ELEUSINE Gaertn. 

 1. EleusineIndIca(L.) Gaertn. WirE-GRASS. Crab-GRASS. Yard- 

 grass. (Man. p. 124 ; I. P.yi 4^S-) In fields and waste places all over 

 N. Am., except the extreme north. Nat. from the warmer regions of the 

 Old World. Pennsylvania : Delaware ; Chester ; Bucks ; Luzerne ; 

 Northampton ; Huntingdon ; Philadelphia ; Franklin ; Lancas- 

 ter ; Allegheny. 



