I 7 2 APPENDIX II 



style." Teachers will do well to obtain supplies of preserved 

 material either by their own efforts or those of their friends, 

 or purchase them from the " Botanical Supply Co." at Cam- 

 bridge, Mass. 



9. The Purple Loosestrife is occasionally planted and seeds 



may be obtained through the larger florists. Other 

 species of Lythrum may do fairly well, such as the 

 western and Pacific coast species. Nesiza occurs in 

 the United States east of the Mississippi River. 



10. Read the reference in Kerner and Oliver given above. 



Some Eschscholtzias have four long styles, and some 

 two long ones, but the majority have two long ones 

 and two short. The Eschscholtzia is easily obtained 

 in California and is frequently cultivated elsewhere 

 in the United States. 



Protection of Pollen. The teacher may read and call 

 the attention of the students to the various devices (such 

 as opening and closing, possession of glutinous coverings 

 etc.) for protecting the pollen from unfavorable weather 

 and from undesirable insects. Many cases illustrative of 

 these points will suggest themselves from the following 

 references : 



Kerner and Oliver, Volume II, Part i, pp. 104-129, 

 and 230-243 ; Lubbock, Flowers, Fruits, and Leaves, pp. 

 37-42. 



