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Field, herbarium and laboratory. Professor Underwood ; 
Mrs. Britton. 
Taxonomy of Pteridophyta. Study of the diagnostic 
characters and relationships of the principal families and 
genera. Field, herbarium and laboratory. Professor Under- 
wood. 
Taxonomy of Spermatophyta. Study of the principal 
families and genera. Field, herbarium and laboratory. 
Doctor Britton, Doctor Small, Doctor Rydberg. 
Taxonomy of Gramineae. Study of the diagnostic char- 
acters and relationships of the principal genera. Field, her- 
barium and laboratory. Mr. Nash. 
Embryology of Spermatophyta. Comparative embryology 
of special groups. Special embryological problems. Tech- 
nique. Professor Lloyd. 
Special Taxonomy. Critical study of a family or genus 
of plants of not less than fifty species. The group may be 
chosen from the entire range of the vegetable world. Field, 
herbarium, laboratory and garden. Directed, according to 
the group chosen, by Professor Underwood, Doctor Howe, 
Doctor Britton, Doctor Small, Doctor Rydberg, Mr. Nash, 
Professor Burgess, Mrs. Britton. 
feegional Botany. Collection, determination and compara- 
tive study of the plants of some restricted area. Field, herba- 
rium and laboratory. Professor Underwood, Doctor Britton. 
Physiology of Nutrition. Treated from a chemical stand 
point. Doctor MacDougal. 
Ecological Physiology. Problems in adaptive reactions, in 
form, structure and movements to external energy and envi- 
ronmental factors. Field and laboratory. Doctor Mac- 
Dougal; Doctor Curtis ; Professor Lloyd. 
Phystologtcal Anatomy. Problems in the relationships of 
tissues and functions. Laboratory. Doctor Curtis. 
General Physiology. Problems in absorption, excretion, 
nutrition and transformations of energy, growth, the general 
irritable organization of the plant and mechanism of move- 
ment. Laboratory. Doctor MacDougal; Doctor Curtis. 
