BOTANICAL COLLECTIONS 1 03 



Division I. 



Morphology. A. Phylogeny of the Plant Kingdom ; progress 



from thallus to shoot and root ; and 

 from sporangia to ovules and anthers. 



B. Particular anatomy and morphology of 



Thallophytes, Bryophytes, and Pteri- 

 dophytes. 



C. Particular anatomy and morphology of 



Spermatophytes. 



1. The root, typical form and plasticity. 



2. The shoot. 



a. Stem, typical form and plas- 



ticity. 



b. Leaf, typical form and plasticity. 



c. Flower, typical form and plas- 



ticity. 



d. Fruit, typical form and plas- 



ticity. 

 Division II. 



Ecology. Adaptations connected with particular or typical 



modes of, 



A. Nutrition. 



a. Absorption. 



b. Transfer, including transpiration. 



c. Metabolism, including photosynthe- 



sis. 



d. Storage. 



e. Secretion and excretion. 



B. Growth. 



C. Reproduction. 



D. Irritability, i.e. individual response to ex- 



ternal stimuli. 



