262 UNIVERSITY OF MISSOURI STUDIES [4IO 



Coulter, John M. New manual of botany of the Central Rocky 

 Mountains. Revised by Aven Nelson. No date Cc. 1909). 



Eastwood, Alice. A popular flora of Denver, Colorado. No date. 



Gray, Asa. Enumeration of the plants of Dr. Parry's collec- 

 tion in the Rocky Mountains in 1861. Am. Journ. Sci., Ser. II, 33, 

 237-243; 404-411; 34, 249-261; 330-341. 



Gray, Asa. Enumeration of the species of plants collected by 

 Dr. C. C. Parry and Messrs. Elihu Hall and J. P. Harbour, during 

 the summer and autumn of 1862, on and near the Rocky Mountains, 

 in Colorado Territory, lat. 36°-41°. Proc. Phil. Ac. Nat. Sci. 1863- 

 55-80. 



Gray, Asa. Classification of botanical collections made during 

 the San Juan Reconnaissance of 1877 in Colorado and New Mexico. 

 Ann. Report of Chief of Engineers, 1878, apx. SS, 1833-1840. 



Greene, Edward L., and Baker, Carl F. New or noteworthy 

 plants from the Gunnison water-shed, Colorado. Plantae Bakerianae, 

 3, Fasc. I, 1901. Dr. Greene has also published numerous articles 

 dealing with the Colorado flora in the various volumes of Pittonia, 

 and also in his Leaflets. 



Holm, Theodor. The Alpine Gramineae of Colorado. B'ot. Gaz. 

 46, 422-444. 



Holzinger, John M. Descriptions of new plants from Texas 

 and Colorado. U. S. Nat. Herb., Contrib. 1, 286-287. 



Melvill, J. C. Notes on a small collection of plants collected in 

 southwest Colorado by Mr. J. Cardwell Lees. Mem. and Proc. 

 Manch. Lit. and Phil. Soc. Ser. 4, 7, 214-219. 



Nelson, Aven. Analytical key to some of the common flowering 

 plants of the Rocky Mountain region. 1902. 



Nelson, Aven. Contributions from the Rocky Mt. Herbarium. 

 II. Bot. Gaz. 31, 394-409; III. ibid., 34, 21-35; IV. ibid., 34, 355-71; V. 

 ibid., 37, 260-279; VI. ibid., 40, 54-67; VIL ibid., 42, 48-54. 



Nelson, Aven. Plantae Andrewseae. Proc. Biol. Soc. Wash., 

 17, 173-180. 



