GBAMINEAE. 53 



6. Paniculakia Americana (Torr.) MacM. M. p. 144. Wet soil. Sum- 



mer. 

 Sucks— Durham, Buth (Fr.). Lancaster— (P.). Northampton— (P.). 



7. Panicularia pallida (Torr.) Kuntze. M. p. 144. Shallow water. 



Summer. 



Philadelphia— (P.). Bucks— Sellers ville (Fr.). Delaware— Tinicum, 

 Aubrey H. Smith (B. Sm.). Northampton— (P.). 



Camden— Kaighn's Point, C. F. Parker (B. C,.). Gloucester— Mickle- 

 ton (He.), Repaupo (Li.). Salem— Riddleton (Li.). Atlantic— Landis- 

 ville (C). 



New Castle— Frequent. 



8. Paniculakia fluitans (L.) Kuntze. M. p. 144. Shallow water. Sum- 



mer. 



9. Paniculakia acutiflora .(Torr.) Kuntze. M. p. 144. Wet places. 



Summer. 

 Philadelphia— Byberry, Mart. (B. C). Bucks— Tullytown (P.). 

 Camden— Gloucester, Merchantville (C). Gloucester — Near Mickleton 

 (He.). 



60. PUCCINELLIA Pari. 

 1. PucCinellia distans (L.) Pari. Spreading Meadow-grass. M. p. 145. 

 Salt marshes along coast and ballast. 

 Philadelphia— Girard Point (Te.). 

 New Jersey — Frequent along the coast (C). 



New Castle — Port Penn, Collins, Delaware City, Commons; Wilmington, 

 south side, near Market Street, Commons and latnall. 



61. PESTUCA L. Fescue-grass. 



Leaves 2 mm. wide or less, , usually inyplute or folded. 

 Annuals; flowering scales long-awned. 



First scale more than one-half as long as the second; awn not ex- 

 ceeding the length of the flowering scale. 1. F. octoflora. 

 First scale less than one-half as long as the second; awn much 

 longer than the flowering, scale. 2. F. Myuros. 

 Perennial; flowering scales short-awned. 3. F. ovina. 



Leaves 4 mm. wide, or more, flat. 



Flowering scales 5-7 mm. long; spikelets 5-10 flowered. 4. F. elatior. 

 Flowering, scales 4 mm. long or less; spikelets 3-6-flpwered. 



Spikelets very broad; branches of the panicle spikelet-bearing from 

 . the middle or below. 5. F. Shortii. 



Spikelets. lanceolate; branches of the panicle elongated, spikelet- 

 bearing at the end. 6. F. nutans. 



1. Festuca octoflora Walt. M. p. 146. Dry sterile soil. Summer. 



Philadelphia — Byberry, Mart. (B. C). Bucks — Bidge Eoad (Fr.). 

 Delaware— Concord (W. Tr.). Chester— (P.). Lancaster— (P.) . North- 

 ampton — Easton, Porter (B.C.). 



New Jersey — Common. 



New Castle— Frequent. ( 



2. Festuca Myuros L. M. p. 146. Dry fields. Summer. 



Bucks— Bock Hill, Dr. J. B. Brinton (Fr.). 



Camden— Kaighn 's Point, Mart. (B. C). Gloucester— Mickleton (He.), 



