REFERENCE BOOKS 95 



3. In what condition must food be in order to be stored in the 

 cells of a plant ? Explain. 



4. Mention some stems in which food is stored. From where 

 must this food have come? 



5. What is the cambium layer and what is its use to a plant ? 



6. Look up a reference textbook to find out how water and 

 food pass up and down a monocotyledonous stem. 



7. Read a textbook to find out how a dicotyledonous stem 

 grows. How a monocotyledonous stem grows. 



Reference Books 



Hunter, Civic Biology, Chap. VIII. American Book Company. 



Hunter, Elements of Biology, Chap. VIII. American Book Company. 



Hunter, Essentials of Biology, Chap. VIII. American Book Company. 



Andrews, A Practical Course in Botany, pp. 112-127. American Book Company. 



Apgar, Trees of the Northern United States, Chaps. II, V, VI. American Book 

 Company. 



Atkinson, First Studies of Plant Life, Chaps. IV, V, VI, VIII, XXI. Ginn and 

 Company. 



Coulter, Plant Life and Plant Uses, Chap. V. American Book Company. 



Coulter, Barnes, and Cowles, A Textbook of Botany, Vol. I. American Book Com- 

 pany. 



Dana, Plants and Their Children, pp. 99-129. American Book Company. 



Duggar, Plant Physiology. The Macmillan Company. 



Ganong, The Teaching Botanist. The Macmillan Company. 



Goebel, Organography of Plants, Part V. Clarendon Press. 



Goodale, Physiological Botany. American Book Company. 



Gray, Structural Botany, Chap. V. American Book Company. 



Hodge, Nature Study and Life, Chaps. IX, X, XI. Ginn and Company. 



Kerner-Oliver, Natural History of Plants. Henry Holt and Company. 



MacDougal, The Nature and Work of Plants. The Macmillan Company. 



Mayne and Hatch, High School Agriculture. American Book Company. 



Straaburger, Noll, Schenck, and Schimper, A Textbook of Botany. The Macmillan 

 Company. 



Ward, The Oak. D. Appleton and Company. 



Yearbook, U. S. Department of Agriculture, 1894, 1895, 1898-1910. 



