66 UNIVERSITY OF COLORADO STUDIES 



Longyear, B. 0. Instructor in Botany, Colorado Agricultural College. Address: Ft. 



Collins, Colo. 

 Longyear, B. O., "The Evergreen Trees of Colorado," Bull. 130, Colo. Agricultural 



College Exper. Sta., 1908. [A popular account intended for use of farmers.] 

 Loud, F. H., "Meteorological Observations," Colo. College Studies Gen. Series, No. 13, 



Sci. Series, Nos. 33-35, Vol. XI, pp. 54-75, 1904-6. [A summary of meteorological 



observations from January to June, 1904.] 

 , "Meteorological Observations," Colo. College Studies Gen. Series, No. 13, Sci. 



Series, Nos. 33-35, Vol. XI, pp. 77-84, 1902-6. [A determination of the number of 



hours' possible sunshine at Colorado Springs.] 

 , "Meteorological Statistics," Colo. College Pub. Sci. Series, Nos. 47-49, Gen. 



Series No. 23, Vol. XII, pp. 275-306, 1906. 



'A Comparison of Temperatures, 1906, between Colorado Springs and Lake 



Moraine," Colo. College Pub. Gen. Series, No. 31, Vol. XII, pp. 92-98, 1906. 



MacMillan, Conway, "The Relative Altitudes of the Rocky and Appalachian Mountain 

 Systems as Influencing the Distribution of Northern Plants," Amer. Naturalist, Vol. 

 XXV, pp. 146-50, 1 891. 



McFarland, J. I. Collected plants for University of Colorado herbarium in Boulder 

 County in 1881. His collections embraced- a large number of specimens chiefly from 

 the foothill region. 



Marsh, C. Dwight, "Results of Loco Weed Investigations," Bureau of Plant Industry 

 Bull. 121, Part III, 1908. [Experiments were carried on at Hugo, Colo. See Craw- 

 ford, Albert C, on "Lab. Work on Loco Weed Investigation."] 



Meehan and Hooper. Collected in 1871 and 1873. Fide Porter. 



Melvtll, James Cosmo, "Notes on a Small Collection of Plants Collected in Southwest 

 Colorado, by Mr. J. Cardwell Lees," Mem. and Proc. Manchester Lit. and Phil. 

 Soc, Series 4, Vol. VII, pp. 214-19, 1893. [List of 57 species with notes. The 

 specimens were from the extreme southwest part of the state.] 



Mills, Enos A. Has given many lectures on forests and forestry throughout the United 

 States. Address: Estes Park, Colo. 



Mills, Enos A., and Stone, W. G. M. "The Forest and Exotic Trees of Colorado." 

 Denver, 1905. [Pamphlet published by the Colo. State Forestry Asso.] 



Morren, E., "Excursion Botanique." A pamphlet of 64 pages detailing the results of 

 the work of Marcus E. Jones in Colorado. Published at Liege, Belgium, 1878. 



Moseley, Frank Y. Made collections in Boulder County for University of Colorado 

 herbarium while assistant to the biological dept., in 1895-98. Address: Loveland, 

 Colo. 



Nelson, Aven. Collected in northern Colorado at various times since 1900. Has 

 named nearly all specimens for University of Colorado herbarium collected by various 

 persons. Has also studied collections made by private individuals who have visited 

 the state. Address: University of Wyoming, Laramie, Wyo. 



Nelson, Aven, Analytical Key to Some of the Common Flowering Plants of the Rocky 

 Mountain Region. [A 94-page book for use in schools: gives key and good descrip- 

 tions to many of the most common plants. New York: D. Appleton & Co., 1902.] 



, "Some Rocky Mountain Chrysothamni," Bot. Gazette, Vol. XXVIII, pp. 369-77, 



1899. [Describes C. pumilus acuminatus n. var. from La Veta, Colo. C. S. Crandall.] 



