RANGE BIBLIOGRAPHY 11 



Nelson, A. (174) 



CONTRIBUTIONS FROM THE ROCKY MOUNTAIN HERBARIUM. I-XIII. Bot. 



Gaz. 30: 189-203; 31: 394-409; 34: 21-35, 355-371; 37: 260-279; 40: 

 54-67; 42: 48-54; 47: 425-437; 52: 261-274; 53: 219-228; 54: 136-154, 

 404-418; 56: 63-71. 1900-13. 



NUTTALL, T. (175) 



THE GENERA OF NORTH AMERICAN PLANTS AND A CATALOGUE OF THE SPECIES 



to the year 1817. 254 pp. Philadelphia. 1818. 



Pammel, L. H. (176) 



botany of Russian thistle. N. Mex. Agr. Expt. Sta. Bull. 16, pp. 8-25, 

 illus. 1895. 



Pool, R. J. (177) 



FLOWERS AND FLOWERING PLANTS. AN INTRODUCTION TO THE NATURE AND 

 WORK OF FLOWERS AND THE CLASSIFICATION OF FLOWERING PLANTS. 378 



pp., illus. New York. 1931. 

 Rothrock, J. T., and others. (178) 



REPORTS UPON THE BOTANICAL COLLECTIONS MADE IN PORTIONS OF NEVADA, 

 UTAH, CALIFORNIA, COLORADO, NEW MEXICO, AND ARIZONA DURING THE 



years 1871-1875. U. S. Geogr. Survey, 6, 404 pp., illus. 1878. 

 Rydberg, P. A. (179) 



FLORA OF THE ROCKY MOUNTAINS AND ADJACENT PLAINS, COLO., UTAH, WYO., 

 IDAHO, MONT., SASKATCHEWAN, ALBERTA, AND NEIGHBORING PARTS OF 

 NEBR., S. DAK., N. DAK. AND BRITISH COLOMBIA. Ed. 3, 1144 pp. New 



York. 1922. 

 Sargent, C. S. (180) 



MANUAL OF THE TREES OF NORTH AMERICA (EXCLUSIVE OF MEXICO). Ed. 2, 



910 pp., illus. Boston and New York. 1922. 



Saunders, C. F. (181) 



western wild flowers and their stories. 320 pp. Garden City, 1933. 



Torrey, J., and Gray, A. (184) 



a flora of north America. 2 v. New York. 1838-43. 



Trelease, W. (185) 



winter botany. Ed. 2, 396 pp., illus. Urbana, 111. 1925. 



United States Department of Agriculture. (186) 



two hundred weeds, how to know them and how to kill them. u. s. 

 Dept. Agr. Yearbook 1895: 592-610. 1896. 



— Bureau of Plant Industry. (187) 



plant material introduced by the division of foreign plant intro- 

 duction, bureau of plant industry, july 1 to september 30, 1930. 

 (nos. 884338-89210). U. S. Dept. Agr. Inventory 104, 35 pp. 1932. 

 (188) 



DESIDERATA OF THE HERBARIUM FOR NORTH AMERICA NORTH OF MEXICO. 

 RANUNCULACEAE TO ROSEACEAE INCLUSIVE. U. S. Dept. Agr., Div. Bot. 



Bull. 4, 15 pp. 1887. 

 Wiegand, K. M., and Foxworthy, F. W. (189) 



A KEY TO THE GENERA OF WOODY PLANTS IN WINTER. 33 pp. Ithaca. 1906. 



Wilson, J. (190) 



RUSSIAN THISTLE (SALSOLA KALI; VARIETY, TRAGUS). Iowa Agr. Expt. Sta. 



Bull. 26, 33 pp., illus. 1894. 



See also Ashton (3), Beal (465), Dayton and others (10), Gleason {2627), 

 Halperin (2509), Hitchcock (94), Piper (895), and United States Forest Serv- 

 ice (25). 



Northern and Central Great Plains 



Publications treating of the actual classification, arrangement, and description 

 of range plant species, genera, and other groups of North Dakota, South Dakota, 

 Kansas, and Nebraska. 



Bates, J. M. (191) 



the grasses of northwestern Nebraska. Nebr. State Bd. Agr. Rept. 

 1891: 13-134. 1892. 



