Pl.end.ph. 10. GRAMINE^. 55. Eriza. 109 



XIV. 5B. BRIZA. Greeks. Cowguake. 



Spathelles alternate, boatshaped, compressed, cordate at 

 bottom, rather eared, 3 to 12-flowered; flowrets 2-rowed, 

 imbricate; gtunwlles awnless; lower spatkeUule cordate at 

 bottom; upper almost orbicular, very short; lod'unle ovate, 

 lanceolate, not notched, smooth; style "-j-parted; stigmata 

 aspergilliform : ovary hemispherical, 2-beaked ; cariupsis 

 free, 2-beaked ; beaks filiform, short ; panicle com- 

 pound; peduncles pendulous, very slender ; Jlo cure ts herma- 

 phrodite. 



1. Briza minor. Small cowguake. 

 Panicle erect, base involuted in the upper leaves; pe- 

 duncles rough; /ora?/<^ greenish, S-angular, 5 to 7-fiowered; 

 glumes larger than the flowrets ; liguia long, lanceolate. 



Gratnen tremulum minus, pauicula arajjla, locustis parvis triangulis, 

 Raii Syn. 412,2. 



Briz:i minor, Lin. S. P. 102. 

 Briza asjiera, Knapp. 61. 



Fields; annual; July. 



Root fibrous; culm erect, 9 in. high, round; base often 

 branched; leaves erect, acute, flat, light green; sheaths smooth; 

 //fif^^/a stem-clasping ; panicle diffused; peduncles green; h- 

 cusicB very numerous, green and white. 



2. Briza media. Middling cowguake. 

 Panicle erect, base naked ; peduncles smcothish ; locusia: 



coloured, ovate becoming cordate, '^.flowered; glumes 

 shorter than the flowrets ; liguia very short, obtuse. 



Graraen tremulum, Raii Syn. 412, 1. 

 Phalaris pratensis, Ger. em. 86. 

 Briza media, Lin. S. P. 103. 

 Quaking grass. Lady's hair. Shaker. 



Fields and pastures ; annual ; May and June. 



Root fibrous; adni erect, 1 foot high, naked above; 

 leaves erect, acute, flat; sheaths very long; liguia obtuse; 

 panicle diffused ; peduncles brown ; locustce 1 to SO, ovate, 

 smooth, white and brown. 



^, virens. Locustce green, small; panicle contracted. 



3. Briza maxima. Large cowguake. 



Panicle ramose, drooping; base naked; /oc2/5/^ oblong, 

 cordate ; 1 5 to 1 7-flowered ; ligzda long, acute. 



