356 



POACE.E. 



iug, rays smooth, rather distant, bearing spikelots above the middle. 



Spikelets com])ressed, 5-(j mm. long; first 

 glume c'uneate, 4-5 mm. long, second 

 lance-linear; floral glume as long as the 

 ' second glume, cuneate-lancoolate, hairs 

 copious, straight, two- thirds as long as the 

 l)alea. 



Sands about the (Jreat Lakes and in 

 the interior i)art of British America to 

 Colorado and Arizona. Of some use as a 

 fodder-plant. 



71. (138). Apeea Adans. Fam. 2: 

 495 (i:(>3). Anemayt'osti.^ Trin. Fund. 

 Agrost. 138 (l8-»()). 



Annual; s])ikclets l-flowered, small, 

 in an elegant loose ])anicle with numer- 

 ous slender branches, the raehilla articu- 

 late above the emi)ty glumes and pi-o- 

 duced beyond the perfect flower as a sliort 

 bristle. Empty glumes persistent, deli- 

 cately membi-anous, keeled, i)ointed, but 

 awidess, the second one lai-gei-, o-nerved ; 

 Fro. m.-C,d<,monlfn longi- ^^^'""^ «'*^^"'^ '^ 'it^'e «hoi-ter, membranous 



•SSl^,T'"'"" "• '"^"^- "'^^'' '' ^'^"•'^•- ''«^»«^^ ^loi-^Hl awn below 

 ,, . , ^''^ ^^-tootlied apex; palea thin, shorter 



than ,ts ghune, ^-keeled, ri-toothed. Stan.ens 3. Stvles distinct, 

 snort, (.rain narrow, enclosed, but not adherent. 



Blades flat, narrow; panicle terminal, diffuse or contracted 

 Species or perhaps varieties, two, fou.id in Europe, western 

 Asia and northern Africa. 



The characters come very near those of Calamaqrusti., while 

 tho elegant panicle and numerous glal,rous spikelets resemble 

 i^mny species of Agrostis, where the species has often been 

 placed. 



1. A. Spica-venti (L.) Beauv. Agrost. 151 (1812) SriKv 

 Agkostis. Agrosth Spica-vcnfi h. Sp. I>I. Gi (i:.5;{). ,], ^,,,,.. 



