APPENDIX II 139 



of water (distilled water is best, but any clean water will 

 do). The best jars in which to store materials, are, in the 

 writer's estimation, the "Lightning" or the "Hero " preserve 

 jars which come in half-gallon, quart, pint, and half-pint 

 sizes. In such jars specimens of flowers, fruits, buds etc., 

 may be preserved for dissection, or insectivorous plants, 

 parasites, etc., may be stored for class demonstration. 



A collection of material put up in these ways, either dried 

 or in liquid, especially of things likely to be unobtainable at 

 the time when they are wanted, will greatly facilitate the 

 teacher's work and, in the suggestions concerning the par- 

 ticular chapters, certain farther suggestions will be given. 

 Living material is, in general, much preferable if it can be 

 obtained. 



Reading. The teacher should do as much reading as 

 possible to broaden his horizon and a list of books is given 

 below with comments. Under the notes upon each chapter 

 which are to follow, special references will be given and it 

 will be well to recommend some of these particular refer- 

 ences to the pupils ; but usually after their laboratory work 

 upon the special object is completed. 



Every teacher should have ready access to, and make full 

 use of, the following : 



Kerner and Oliver . l The Natural History of Plants. 2 vol- 

 umes (4 parts). Henry Holt & Co. New York. 1895. 



Lubbock (John). Flowers, Fruits, and Leaves. Macmillan 

 & Co. London and New York. 1894. 



Lubbock (John). A Contribution to our Knowledge of Seed- 

 lings. 2 volumes. Kegan Paul, French, Trlibner, & Co. 

 London. 1892. 



1 This, although an expensive book (about $15.00), is really indispen- 

 sable. The abundant and excellent illustrations greatly increase its useful- 



