218 Plant Biology 



Cuthbert: How to Know the Spring Flowers, H. E. Jacques, Mt. Pleasant, Iowa. 

 Douglass: Climatic Cycles and Tree Growth, Carnegie Institution of Washington. 

 Hausman: Beginner's Guide to Wild Flowers, G. P. Putnam's Sons. 

 Hausman: Illustrated Encyclopedia of American Wild Flowers, Garden City 



Publishing Co., Inc. 

 Hutchinson: Families of Flowering Plants, The Macmillan Co. 

 Hylander: The World of Plant Life, The Macmillan Co. 

 Johnson: Taxonomy of Flowering Plants, Century Co. 

 Mathews: American Wild Flowers, G. P. Putnam's Sons. 

 Mathews: American Trees and Shrubs, G. P. Putnam's Sons. 

 Moldenke: American Wild Flowers (illustrated), D. Van Nostrand Co., Inc. 

 Pool: Flowers and Flowering Plants, McGraw-Hill Book Co., Inc. 

 Seymour et al. : Favorite Flowers in Color (illustrated), Wm. H. Wise & Co., Inc. 

 Small: Manual of Southeastern Flora, Science Press Printing Co. 

 Skene: The Biology of Flowering Plants, The Macmillan Co. 

 Wherry: Wild Flower Guide, Doubleday & Co., Inc. 



