FESTUCE.E. 



623 



1. D. sicuLA Diim. 1. c. 



A smootli erect umiuiil, L*0-30 cm.liigh. Leaves 3-4 in number, 

 ligulel.5-'^ nun. long; blades tliiu, 5-S cm. 

 long, 1.5-3 mm. long. I'iUiiclo spikelike, 

 •i-6 cm. long. Spikelets oviite to linear, 

 8-'20-tlowered, lU-15 mm. long; empty 

 glumes ovate, first 3-5-nerVetl, second 4-7- 

 nerved ; fionil glume 4-5 mm. long. 



Colorado, ^'assidi/ in 1885. 



Not unfrcquently cultivated for orna- 

 ment. 



r.'3. (249). DacTYLIS L. Sp. PI. 71 Fm. i08. - nrmmeria si 

 (1753). Ania.ritis Adans. Fum. 2 : ;54 (17(i;5). '^^'\ ;}•. «PikHet; a 

 Spikelets several-flowered, mncli flattened, 



sessile and densely crowded in tliiek one-sided clusters, arranged 

 in a short irregular spike or at the ends of the sliort branches 

 of a dense irregular one-sided panicle, rachilla glabrous, inarticulate 

 or tardily articulate between the florets. Empty glumes firm, thin, 

 keeled, mucronate, une(|ual, 3-nerved; floral glume larger, scabrous, 

 cartilaginous, ;5-5-nerved, the ciliolate keel produced into a jioint 

 or short awn; i>alea little shorter than its glume, "^-keeled. Stamens 

 3. (Jrain obcom})ressed, concave or broadly furrowed, included by 

 glume and palea, but not adhering. 



A perennial tufted grass with flat-keeled or couduplicate leaf- 

 blades. 



There is only a single species, sometimes separated into two or 

 more. Common in Europe, temjjcrate Asia, and northern Africa, 

 and now naturalized in many parts of Australia and North 

 America. 



1. D. GLOMERATA L. 1. C. OuCirA RD-URASS. CoCK'S-FOOT. 



D. (tUaiea Bess. Schult. :Mant. ".':(;-2(] (18->4). D. ahhrcviata 

 liernli. Link, Ilort. Berol. l:ir)3 (18">:). D. mpi/aia Schult. 

 Mant. 1. c. D. ciliata Opiz, Xym. ("onsp. 81!). D. f/htitresrens 

 AVilld. Enum. Ilort. Uerol. 111. />. hispanira lioth, C'atalecta, 

 1:8. J). Orf)ii((nnicoi(f Opiz. Seznam, 3(). I), pendnht Dum. Obs. 

 Gram. lielg. 14G. J). viUosa Tenore, Prod. Fl. Na^). p. 9. 



