eM 
238 Engelmann and Gray, 
spicis ovatis obtusis multifloris ; squamis rufescentibus mem- 
branaceis obtusis margine scariosis; stylo trifido; achenio 
obovato compresso triangulari opaco tuberculo distincto rostrato 
acuto multum majore setas 6 tenues subexcedente. —Galves- 
ton Island, May, creeping in the loose sand. . (Also along the 
southern coast of the United States.) 
206. Scirpus LACUSTRIS, Linn. Galveston. May. 
207. SPARTINA JUNCiFORMIs (n. sp.): humilis (1-2 peda- 
lis) ; foliis convolutis. angustis, caulinis paucis brevibus, radi- 
calibus czespitosis culmum subequantibus ; spicis 8-10 oblongis 
sessilibus ad rachin leviusculam adpressis; carina glumarum 
longitudine subequalium paleæque | inferioris ciliato-hispida. 
Saline prairies near the coast. May.— Plant with the foliage 
and much the aspect of S. juncea ; but with the spikes and 
flowers different from that species, as well as from S. levi- 
gata. A few specimens. of a taller variety were collected in 
July. 
208. Caedm. TRUNCATA, Torr. Woods, Houston. May. 
209. Uxiota cmacrtis, Michx. Variety with broad and 
hairy leaves, the florets undeveloped. Houston. June. 
210. Panicum (OnrHoPOGON) HIRTELLUM, Michz. Hous- 
ton. June. 
211. ANpROPOGON AVENACEUS, Micha. Houston. ‘Sept. 
1 I wish to subjoin the character of a remasenlile Scirpus, which has been discov- 
ered this season, near Providence, Rhode Island, by Mr. Olney (the author of a Cata- 
logue of Rhode Island Plants, 1845,) ones name | am desirous it should bear-, 
zm Orxzv: (n. sp. A. Gr. J: PRET im 2-7-pedalibus aphyllis 
capi 
tis; stylo bifido; setis 6 vem bispidulis achenium obovatum 
ode 
Island, Mr. S. T. Olney. This species is most t allied ed to s. pungens, m - 
1 especially arkably 
ous nnd Dr. Kniesk eX from whose specimens I have added the Pm ge 
the achenium ; as the fr vi bos Sled o rin thin eat ia the Elle he 
E NBN ary 
VE DER D: aas > E y m rs TE * ^ 
