FKSTICE.K. 481 



Mexico (State of Colima), Pahner 13:]5. 



7. E. pusillus Scribn. iucd. 



A rilenJiT ^duiuiular dilTuse brauehing annual, 15-30 cm. high. 

 Ligule very slioit, puberulent; blades and slitaf lis pubescent, the 

 former ilal or involute, ;}-(} cm. long, 3-G mm. wide. Panicle 

 linear or elliptical, many-llowcred, rays single or in twos or tlirccs, 

 diU'nsely branched throughout. Spikelets light green, becoming 

 brown, pedicellate, ovate or oval, t.*-5-llowered, l,".*-3 mm. long: 

 empty glumes ovate, acute, 1-nerved, sca])rid on the keel, llrst 

 0.5-0.8 mm. long, second 0.8-1.2 mm. long; floral glume smooth, 

 broadly oval, abruptly acute, obscurely 3-nerved, 1.2-1.-1 nmi. long; 

 palea incurved, smooth, oval before spreading, margins from the 

 obscure keels wide, about 1 mm. long. Grain globose, slightly 

 compressed, 0.5 mm. long. 



Mexico (Jalisco), Prinr/h' 2327. 



8. E. glomerata (Walt.) L. 11. Dewey. C'oult. C'ontrib. U. S. 

 Xat. Herb. 2:543 (181(4). Pan f/hoiemfd Walt. Fl. ("ar. SO 

 (1788). Po(f coiiferta Ell. Bot. S. C. & (Ja. 1: 1")8 (181G). B. 

 confcrf a Trin. Act. Petrop. VI, 1:40!) (1831). 



An erect rather stout branching annual, GO-DO vm. high. 

 Sheaths smooth; ligule 1 mm. long; blades ilat, 20-30 em. long, 

 3-4 mm. wide. Panicle whitish, linear or lanceolate, 2o-(jO cm. 

 long, brancdies nunun*ous, clustered, erect. Spikelcts pedicellate, 

 appressed, covering the branches to the base, oldong. 2-7-10- 

 llowcred, 2.5-3 mm. long; glumes all smooth, very thin; empty 

 glumes ovate, acute or obtuse, second about I mm. long; floral 

 glume a little longer, obtuse, with three conspicuous nerves; palea 

 nearly as long as its glume. 



U. S. Depf. Afp'irul. 57G, no locality; Florida, Cnrfiss 34li7. 



River banks. South Carolina, Florida to Texas, Cuba, Brazil. 



n. E. capillaris (L.) Xees, Agrost. Bras. 505 (1820). J*(,a 

 mpiUaris L. Sp. Pi. 68 (1753). 



Tufted erect annuals (?), branching only at the very base, 

 spreading above, 30-70 cm. high. Throat bearded; blades rather 

 rigid, glabrous or sparingly hairy, involute, 40-60 cm. long. 2-3 

 mm. wide. Panicle open, elliptical, ohovate or pyramidal, rays 



