400 POACE.E. 



lute, strict, pungent, gliiucous above, 5-8 mm. wide at the base, 

 more or less deciduous from tlie slietitlis. Panicle strict, 7-18 cm. 

 long; spikes 3-8 in number, 2-7 cm. long, point of racliis often 

 twice as long as tlie upper si)ikelet. Spikclets linear, ytfllowish 

 freen, 12-18 mm. long; smootli, except tlie scabrous keels oi' tiio 

 glumes, first glume luirrow, acuminate, second 1-3-uerved, 2- 

 tootlied, and tipped with a stif! awn. 



Texas, yfallcy for U. S. Nat. Herb. 105. 



Marshes near the coast on both sides of the continent. Eaten 

 by stock when young. 



Var. maritima (Curt.) Scribn. Dudijlis maritima Curt. Enum. 

 Brit. (ir. 4 (1785). S. li(u'i(jnfa Willd. Trin. Mem. Acad. St. Potersb. 

 (VI.) G:113 (1840). *S'. (jlahra Muhl. (Jnim. U (1817). -V. stricta 

 glabra Muhl.; A. Gray, Man. Ed. 2:552 (1850). 



Culms and blades longer, si)ikes more slender, G-12 cm. long. 

 Spikelets crowded or remote, 12-18 mm. long, first glume 7-8 mm. 

 long, second 5-nerved. 



Vermont, PrunjJe; Massachusetts, Deal ^S, 89, Stiirtemnt; 

 Pliode Island, Tweedy for U. S. Dept. Agriciil. 130; southern 

 California, Palmer 274. 



Common on the Atlantic coast; also along Onondaga Lake in 

 New York, and in California. 



0. S. junciformis Eugelm. & Gray, Bost. Jour. Nat. Hist. 5: 

 238 (1845). *S'. (iouini Fourn. ? 



Culms stout, very smooth, 60-180 cm. high, Lower sheaths 

 mostly shorter than tlie internodes, the upper longer; liguleahairy 

 fringe; blades of sterile shoots 30-GO cm. long, those of the 

 culm 5-6. smooth, involute, rigid. Panicle truly spikelike, 10- 

 22 cm. long, tapering to the apex ; spikes 30-50, sessile, imbricate, 

 2-4 cm. long, the lower ones longer. Spikelets linear, 6-8 mm. 

 long; empty glumes subequal, ciliate-hispid on the keel, first linear, 

 obtuse or acute when spread, 4-6 mm. long, second broadly linear, 

 truncate-toothed or emarginate; tioral glume a little longer and 

 broader; palea narrowly ovate, about as long as its glume. 



Nearly allied to *S\ ,9yaf?/7/.s', and possibly to (9. denslflora Brongm. 



Florida, Nat. Mus. from J. II. Simpson, distributed as S. mul- 



