18 MISSOURI BOTANICAL GARDEN BULLETIN 
like fungi with relation to their possible pathogenicity in the 
higher animals”), J. C. Gilman (thesis, “Cabbage yellows 
and the relation of temperature to its occurrence” ), M. C. 
Merrill (thesis, “Electrolytic determination of exosmosis 
from the roots of plants subjected to the action of various 
agents”), and L. O. Overholts (thesis, “Comparative studies 
in the Polyporaceae”); Master of Arts—Mary M. Bryan 
(thesis, “A spurless variety of Habenaria psychodes’”’). 
Publications and Papers.—The following is a list of papers 
published as a result of work and observations in the labora- 
tories, herbarium, library, and garden: 
Burt, E. A. “The Thelephoraceae of North America. IV.” 
Ann. Mo. Bot. Gard., No. 3, 1915. 
Burt, E. A. Ibid. V. Ann. Mo. Bot. Gard., No. 4, 1915. 
Davis, A. R. “Enzyme Action in the Marine Algae.” 
— Mo. Bot. Nhgiin B i 1915. ae . 
ar, Be M. iology and Ecology.” merican 
Year ae 1915. Tae: af 
Duggar, B. M. “Mushroom Growing.” Orange Judd Co., 
pp. I-VIII and 1-250. 31 pls. 1915. 
Duggar, B. M. “Rhizoctonia Crocorum (Pers.) DC. and 
R. Solani Kithn (Corticium vagum B. & C.) with Notes on 
Other Species.” Ann. Mo. Bot. Gard., No. 3, 1915. 
Duggar, B. M. (The following subjects in Bailey’s Stand- 
ard Cyclopedia of Horticulture, 1915): “Fertilization,” 
eh a Mushroom Culture, and Mushroom Families,” 
“ee ectar.”’ 
Greenman, J. M. “Morphology as a Factor in Determin- 
ing Relationships.” Am. Jour. Bot., 1915. 
Greenman, J. M. “Monograph of the North and Central 
American Species of the Genus Senecio—Part II.” Ann. 
Mo. Bot. Gard., No. 3, 1915. 
Knudson, L. “Toxicity of Galactose for Certain of the 
Higher Plants.” Ann. Mo. Bot. Gard., No. 4, 1915. 
Merrill, M. C. “Some Relations of Plants to Distilled 
Water and Certain Dilute Toxic Solutions.” Ann. Mo. Bot. 
Gard., No. 3, 1915. 
Merrill, M. C. “Electrolytic Determination of Exosmosis 
from the Roots of Plants Subjected to the Action of Vari- 
ous Agents.” Ann. Mo. Bot. Gard., No. 3, 1915. 
Noyes, John. “The ‘Places’ of St. Louis.” The American 
City, 1915. 
Ohlweiler, W. W. “Producing Natural Effects in Con- 
reine Planting.” The Gardeners’ Chronicle of America, 
