GRAMINEAE 31 



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

 roe ; Lycoming ; Erie ; Allegheny ; Wayne ; Philadelphia ; 

 Lancaster ; Franklin ; Montgomery. 



2. Danthonia compressa Austin. Flattened Wild OaT-grass. 

 (Man, p. 119 ; I. F.y! 39S.) In woods, Me. to N. C. and Tenn. — Pennsyl- 

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

 set ; Jefferson ; Pike. 



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

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



40. CAPRIOLA Adans. 



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

 GRass. (Man. p. 119 ; I. F. y". ^00.) In fields and waste places, southern 

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

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

 Delaware, Marcus Hook. 



41. SPARTINA Schreb. 



Second scale long-awned. i. 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. 5". pa lens. 



1. Spartina C5ni08uroide8 (L.) Willd. Tall Marsh-grass. (Man. 

 p. 120 ; I. V. f. 4.01. ) In swamps and along streams 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 Grass. (Man. p. 

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

 vania : Philadelphia, mainly on or near ballast. 



42. ATHEROPOGON Muhl. 

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

 LOUA. (Man. p. 123; I. F. y. 413.) In dry soil, Ont. to Man., N. J., 

 Tex. and Mex, Pentisylvania : Chester ; Northampton ; Lancaster ; 

 Huntingdon. 



43. ELEUSINE Gaertn. 

 1. Eleusine Indica (L.) Gaertn. Wire-grass. Crab-grass. Yard- 

 grass. (Man. p. 124 ; I. F. y". ^/J. ) 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. 



