GRAMINEAE 37 



1. Panicularia laxa Scribn. Northern Manna-grass. ( Man. p. 

 143; I. F. f. 4S4.) In water or wet soil, Me. to Pa — Pennsylvania: 

 Monroe, Pocono Plateau ; Schuylkill, Broad Mtn. 



2. Panicularia Canadensis (Michx.) Kuntze. RATTLESNAKE Grass. 

 (Man. p. 143 ; I. F. yi ^<?5. ) In swamps and streams, Newf. to Minn., 

 N. J. and Kans. — Pennsylvania : Chester ; Bucks ; Lancaster ; Mon- 

 roe ; Schuylkill ; Centre ; Erie ; Somerset ; Jefferson ; Lack- 

 awanna ; Tioga ; Pike. 



3. Panicularia obtrusa (Muhl.) Kuntze. BluntManna-grass. (Man. 

 p. 143 ; I. F.yi 486.) In swamps, N. B. to Md. — Pennsylvania : Clear- 

 field ; Monroe, Tobyhanna Mills. 



4. Panicularia elongata (Torn) Kuntze. Long Manna-grass. 

 (Man. p. 143; I. V.f. 4SJ.) In wet woods, streams, Newf. to Minn., N. 

 C. and Ky. — Pennsylvania : Bucks ; Lancaster ; Monroe ; Carbon ; 

 Lackawanna ; Franklin ; Tioga ; Cameron ; Jefferson ; Wayne ; 

 Pike ; Susquehanna. 



5. Panicularia nervata (Willd.) Kuntze. Nerved Manna-grass. 

 (Man. p. 144 ; I. F./. 488.) In moist or wet places, Newf. to B. C, Fla. 

 and Mex. — Pennsylvania : Delaware ; Chester ; Bucks ; Philadel- 

 phia ; Luzerne ; Monroe ; Franklin ; Lancaster ; Tioga ; Hunt- 

 ingdon ; Allegheny ; Erie ; Jefferson ; Somerset ; Philadel- 

 phia. 



6. Panicularia Americana (Torr. ) MacM. Reed Meadow-Grass. 

 (Mau. p. 144 ; I. v./. 4S9.) In wet soil, N. B. to Alaska, Tenn., Neb., 

 Colo, and Nev. — Pennsylvania: Lancaster; Bucks; Northampton; 

 Monroe ; Tioga ; Huntingdon ; Clarion ; Erie ; Schuylkill. 



7. Panicularia pallida (Torr.) Kuntze. Pale Manna-grass. (Man. 

 p. 144; I. F. y. 490.) In shnllow water, N. B. to Ont., Va., Tenn. and 

 Ind. — Pennsylvania : Philadelphia ; Bucks ; Northampton ; Monroe, 

 Tobyhanna Mills ; Wayne ; Susquehanna. 



8. Panicularia fluitana (L.) Kuntze. Floating Manna-grass. 

 (Man. p. 144 ; I. V.f. 491.) In swamps, wet places or in water, Newf. to 

 B. C, N. J., Ky., Iowa and Cal. Also in Eu. — Pennsylvania: Dela- 

 ware; Chester; Bucks; Northampton; Lancaster; Franklin; 

 Huntingdon ; Philadelphia ; Monroe. 



9. Panicularia acutiflora (Torr.) Kuntze. Sharp-scaled Manna- 

 grass. (Man. p. 144; I. F. /. 492.) In wet places, Me. to Ohio and 

 Teno.— Pennsylvania : Huntingdon.; Bucks, Tullytown. 



57. PUCCINELLIA Pari. 

 1. Puccinellia distans ( L. ) Pari. Spreading Meadow-grass. (Man. 

 p. 145 ; I. F. /. 49^. ) On salt marshes, sea beaches and in waste places, 

 N. S. to N. J. Probably nat. from Eu. — Pennsylvania : Philadelphia, 

 on and around ballast heaps. 



58. FESTUCA L. 



A. Annuals : stamens i or 2. 

 a. First empty scale less than % as long as the second, usually very small. 



I. J^. Mvuros. 



