xvi TABLE OF CONTENTS 



CHAPTER PAGE 



IX. PLANTS IN THEIR RELATION TO HUMAN WELFARE . 126 



I. Some of the Uses of Plants to Man . . . 126 



II. The Uses of Forests and Forest Conservation . 132 



III. Fungi and their Relation to Human Welfare . 139 



X. PLANT CLASSIFICATION 154 



I. (Optional.) Common Methods of Classification . 154 



II. (Optional.) Scientific Methods of Classification . 158 



APPENDIX 



I. Laboratory Equipment 171 



II. Order of Topics . . , , . . .. . 178 



III. Biology Note-books . 181 



IV. Review Topics in Plant Biology . . . . . 188 

 V. List of Suggested Books of Reference in Biology . 197 



