GRASSES OF IOWA. 295 



mell, E. D. Ball), Utah (Salt Lake City and Ogden, Pammel, 157 ami 

 208). Wyoming (Yellowstone National Park, A. and E. Nelson, 

 '1207) ; also California and Washington. 

 General. Europe. 



8. BROMUS KALMII. 



Bromus Kalmii Gray. Man.. Bot. 600. 1848. (1 ed.) Watson and 

 Coulter. Gray. Man. Bot. 670. 1890. (6 ed.) Beal. Grasses of N. A. 2. 

 624. 1896. Nash in Britton and Brown. 111. Fl. 1: 221. /. 512. 1896. Scrib- 

 ner. Bull. U. S. Dept. Agrl. Div. Agros. 7: 288. /. 584. 1899. 



DESCRIPTION. 



K.xl.m's Brome GRASS. A rather slender, erect perennial, 1 J to 

 4 feet (4^-9 dm.) high, with usually pubescent sheaths and leaves, and 

 nodding, few-flowered panicles, i\-l\ inches (5-15 cm.) long. Spike- 

 lets six to ten-flowered, b to 12 lines (12-24 mm.) long, on slender, flex-* 

 uous pedicels; the first glume three-nerved, the second five to seven- 

 nerved; the flowering glume about 4 lines (8 mm.) long, densely silky- 

 pubescent, and short awned. Dry soils. June to August. 



Kalm's Brome Grass is not widely distributed in Iowa. It occurs 

 from Wisconsin through the northern counties in marshy ground. A 

 valuable, perennial grass. See figure 20b, on page 294. 



DISTRIBUTION'. 



Iowa. Decorah (Holway) ; Charles City (Arthur); New Albin 

 (Pammel); Iowa City, Ames (Hitchcock); Steamboat Rock (C. M. 

 King). 



North America. Usually marshy soil, Canada to Pennsylvania, 

 New York (Parry), Wisconsin (La Crosse, Pammel), Minnesota 

 (Aitkin, Sandberg 812), Colorado (Leadville, Trelease; Marshall 

 Pass, Tracy; Larimer County, La Poudre River, Pammel 20), New 

 Mexico (Vasey), Oregon (Cusick), Idaho and Utah. 



9. BROMUS HORDEACEUS. 



Bromus hordeaceus L. Sp. PI. 77. 1753. Beal. Grasses of N. A. 1: 

 618. 1896. Nash in Britton and Brown. 111. Fl. 1: 222. /. 513. 1896. 

 Scribner. Bull. U. S. Dept. Agrl. Div. Agros. 17: 289. /. 5S5 . 1899. 

 Shear. Bull. U. S. Dept. Agrl. Div. Agros. 23: 18. /. 3. 19 n 0. 



