108 



GRASSES OF IOWA. 



Sort It America. In waste places; New England to Texas, Ala- 

 bama, Tennessee, California (San Diego, Orcutt), Nebraska, Wiscon- 

 sin and eastward ; Canada, Nova Scotia to Ontario, Vancouver Island. 



General. Warm and temperate regions of Europe, North Africa 



and western Asia. 



2. PHALARIS ARUNDINACEA. 



Phalaris arundinacea L. Sp. PI. 55. 1753. Watson and Coulter. Gray 

 Man. Bot. 639. pi. 13. f. 1-2. 1889. Nash in Britton and Brown. 111. PI. 1: 

 130. /. 290. Beal. Grasses N. Am. 2: 183. Scribner. Grasses Tenn. Bull. 

 Univ. of Tenn. Agrl. Exp. Sta. 7: 62. pi. 18. f. 70. Bull. U. S. Dept. Agrl. 

 Div. Agros. 17: 115. /. 411. Vasey Contr. U.S. Nat. Herb. 3: 42. 



description. 



Reed Canary Grass. 

 A stout, erect, glabrous, 

 broad- leaved perennial, 2 

 to 5 ft. (6-15 dm.) high, 

 with densely flowered pan- 

 icles, 2\ to 65 inches (6-16 

 cm.) long. Spikelets \ 

 inch (5-6 mm.) long, 

 with scabrous, 3-nerved, 

 outer glumes one-fourth 

 longer than the obtuse, 

 pubescent, flowering 

 glume. June to August. 



DISTRIBUTION. 



Iowa. Hull (Newell) ; 

 Boone (Carver) ; Mt. 

 Pleasant 1352 (Ball) ; 

 Story City 964 (Pammel 

 and Stewart) ; Mt. Pleas- 

 ant 20 (Ball) ; Elmore, 

 Minn., Minnesota-Iowa 

 line 907 (Pammel) ; 

 Humboldt (Harvey); 



Slater 882, Missouri Val- 



Kiu. 77. Phalaris arundinacea.— a, spikelet; b, j I04.S Tefferson ( Pam- 

 cr.iter glumes; c, flower with hairy rudiments. (Div. ^ "*'-'' 



Agros. u. 8. Dept. of Agrl. ) mel); Mt. Pleasant 771 



(Mills); Armstrong (Cratty) ; Ames (Sirrine); Muscatine (Rep- 

 pert) ; Sioux City (Miss Wakefield) ; Hamilton County (P. H. Rolfs) ; 



