1018] The Grasses of Illinois 331 



Inflorescence a contracted panicle 8 to 12 cm. long, usually about 1 cm. broad; 

 spikelets 5 to 6 mm. long, the glumes not winged. 



Leaves green ; axis of the panicle rarely visible. P. arundinacea 



Leaves striped green and \Yhite; axis of the panicle often visible, especially 



at the base. P. arundinacea picta 



Inflorescence an ovate, spike-like panicle, 2 to .5 cm. long, always more than 1 cm. 



broad; spikelets 6 to 8 mm. long; the glumes winged. P. canariensis 



Phalaris arundinacea L. 

 Reed Canary Grass (Figs. 116 and 117) 



Lapham '57, 548, 591 (Plate 4, Fig. 2) ; Babcock 73, 97; Patterson '76, 52; 

 Flagg '78, 284; Brendel '87, 64; Higley and Kaddin '91, 141; Sherff '12, 419; 

 Sherff '13, 594. 



Culms erect, smooth, 2 to 5 feet tall ; sheaths smooth ; blades slightly 



rough, 3 to 6 inches long, 6 to 16 mm. wide ; spikelets 5 to 6 mm. long. 



ILLINOIS SPECIMENS: Without locality,. Vasey. COOK CO. Chicago, BalcocTc, 

 June, 1870 and 1873; south of Chicago, McDonald, June, 1890; Beverly Hills, A. 

 Chase, June, 1903. du page CO. Naperville, Vmhach, June, 1897. fulton co. 

 Canton, Wolf. Henderson co. Oquawka, Patterson, June, 1872. mchenry co. 

 Eing^vood, Vasey. peoria co. Peoria, Brendel. ST. clair co. Mascoutah, Welsch. 

 STARK CO. Near Wady Petra, F. E. Chase 615. wabash co. Mt. Carmel, 

 SchnecTc, May, 1900. 



Phalaris arundinacea picta L. 



Ribbon Grass. Painted Grass 



This variety, a common garden form introduced from the Old 

 World, is probably more familiar to many Illinois people than the 

 native species. The leaves are striped with white, and the panicle is 

 usually more open. It frequently escapes from cultivation. 



champaign CO. Urbana, Pillslnry, June, 1889. ST. clair co. Mascoutah, 

 Welsch. 



Phalaris canariensis L. 



Canary Grass (Figs. 114 and 115) 



Lapham '57, 591; Babcock '73, 97; Flagg '78, 284; Higley and Eaddin '91, 

 141; Huett '97, 129. ^ 



Culms erect, smooth, 1 to 3 feet tall ; sheaths slightly roughened, 

 blades very rough, 2 to 6 inches long, panicles spike-like, the length 

 2 or 3 times the width ; spikelets 6 to 8 mm. long, white or pale yellow, 

 the nerves green. 



This species is an annual introduced from Europe. It is found in 

 waste places and along roadsides. The seeds are used as food for 

 canaries. 



champaign CO. Urbana, Seymour, June, 1880; Champaign, McCluer, July, 

 1893. COOK CO. Chicago, Warne; Jackson park, Chicago, ClarV, July, 1902. 

 MCHENRY CO. Algonquiu, Nason, July, 1878. macoupin CO. Carlinville, Rolert- 

 son, July, 1883. peoria CO. Peoria, Brendel; rcoria, McDonald, July, 1896. .ST. 

 clair CO. Mascoutah, Welsch. 



