14 
and fossil Saesie ie of some family of plants. Laboratory 
and museu Doctor Britton ; Doctor Hollick. 
General a ee — Developmental history and arrange- 
ment of the fossil flora of some selected locality. Critical study 
of structure. Laboratory field and museum. Yoctor Hollic 
determination 
stratigraphic relations. Field and laboratory. Doctor Hollick. 
Plant Geography. — Occurrence, characters and arrangement 
of groups and formations. Relations of plant societies to one 
another, and to topographic, ace and other conditions. 
Factors governing distribution. Not less than ten hours a week 
for one Le Professor Britton ; Doctor MacDougal ; Professor 
Lloy Curti 
ae > the Cait — Problems in the chemical and t 
physical properties, movements and irritability of unicellular a 
other generalized organisms. Laboratory. Doctor MacDou 
gal; Professor Richards; Professor Lloyd. 
Chemical Phystology. — Problems relating to nutrition, nature 
of storage substances and composition of secretions and excre- 
tions. Professor Gies; Professor H. M. Richards; Doctor Mac- 
Dougal, Fi 
Physiological Anatomy.— Problems in the relationships of 
tissues and functions. Ca Doctor Curtis; Professor 
; Doctor MacDoug 
Cie Physiology. — ae in absorption, excretion, nutri- 
tion, and transformation of energy, growth, the general irritable 
organization of the plant, and the mechanism of its movements. 
serdar Doctor Curtis; Doctor MacDougal and Professor 
chards. 
Coen Pathology. — Causes of diseases of plants with special 
attention to the morphology of pathological organisms. Also 
problems in immunity, and effects of unfavorable environment. 
Professor Earle; Doctor MacDougal 
Economic Botany. — Investigation of plant products used in the 
arts and sciences and of the methods employed in their produc- 
tion. Professor Rusby. D. T. MacDoueat, 
Director of the Laboratories. 
