75 
MacDougal, D. T. Studies in Plant Physiology—IV. Asa Gray 
Bull. 7: 110-114. D. 1899 
Influence of Inversions of Temperature, ascending and 
descending Currents of Air, upon Distribution. Biolog- 
ical Lectures from the Marine Biological Laboratory of 
Wood’s Holl, 1899: 37-47. f. Z, 2. 1900. 
Significance of Mycorhizas. Biological Lectures from 
the Marine Biological Laboratory of Wood’s Holl. 
1899: 49-56. 1900 
The ae and Work of Plants: An Introduction to the 
Study of Botany. 12mo. i-xvii, 1-218. New York, 
1g00. 
——- The Position that Universities should take in regard to 
Investigation. Science, II. 11: 60-62. 12 Ja. 1900. 
——--— Mycorhizas of Orchids. Jour. N. Y. Bot. Garden, 1: 
7-10. Ja. 1900. [Illust.] 
Colors. Jour. N. Y. Bot. Garden, 1: 10-12. Ja. 1900. 
Report of the Acting Librarian. Bull. N. Y. Bot. 
Garden, I: 325-330. 30 Mr. Igoo. 
Report of the Director of the Laboratories. Bull. N. Y. 
Bot. Garden, 1: 331-3 30 Mr. 1goo. 
Tube Mounts for Eston Jour. N. Y. Bot. Garden, 
: 58-60. f. r4. p 
ae Formations. an N. Y. Bot. Garden, 1: 55 
56. Ap. 1900. [Illust.] 
The Laboratories. Jour. N. Y. Bot. Garden, 1: 65-68. 
pl. ¢. My. 1900. 
The New York Botanical Garden. Science, II. 11: 
935-945. 15 Je. 1900 
The New York Botanical Garden. Pop. Sci. Monthly, 
57: 171-178. Je. 1900. [Illust.] 
Dwarfs. Jour. N. Y. Bot. Garden, 1: 102, 103. Jl. 
1900. [Illust.] 
A new Exhibition Microscope. Jour. N. Y. Bot. Garden, 
I: 139-141. S. 1900. [Illust.] 
The New York Botanical Garden. Jour. App. Micros. 
4: III§-I11g. Ja. 1901. 
