ILLUSTRATIONS. 



Vll 



FIG. 



47. Oogonium of Fucus 



PAGE. 



77 



48. Oospheres of Fucus 78 



49. Antherid ia of Fucus 79 



50. Fucus Serratus 80 



51. Fucus Nodosus 81 



52. Ipecac Root 82 



53. Cross Section of Ipecac Root 83 



54. Cross Section of Ipecac Root 84 



55. Longitudinal Section of Ipecac Root.. 85 



56. Potato Starch 87 



57. Powdered Ipecac 89 



58. Boldo Leaves 91 



59. Epidermis of Boldo Leaves 92 



60. Epidermal Hairs from Boldo Leaves.. 93 



61. Cross Section of Boldo Leaf 93 



62. Cross Section of Leaf, Highly Magni- 



fied , 94 



FIC;. PAGE. 



63. Alstonia Scholaris 96 



64. Cross Section of Dita Bark 97 



65. Cross Section Dita Bark, Highly Mag- 



nified 98 



66. Caroba Leaves 100 



67. Hairs and Glands from Caroba Leaves. 101 



68. Leaflet of Caroba 102 



69. Crystals from Caroba Leaf 103 



70. Jamaica Dogwood, Longitudinal Sec- 



tion 106 



71. Cross Section of same 106 



72. Ustilago Maidis no 



73. Cross Section Ustilago Maidis in 



74. Spores from Ustilago 112 



75. Commercial Ustilago 113 



PART III. 



FIG. PAGE. 



1. Dissecting Needle 5 



2. Curved Forceps 6 



3. Small Dissecting Knife 6 



4. Dissecting Scissors 7 



5. Porcelain Saucers 8 



6. Mounting Table with Lamp 9 



7. Capped Bottle for Balsam 10 



8. Collapsible Tube Containing Mount- 



ing Material 1 1 



FIG. PAGE. 



9. Drying Oven 12 



io. Cells 16 



n. Wax Cell Punch 16 



ia. Turn Table 17 



13. Writing Diamond 17 



14. Specimen '. 22 



15. Glass Vials i . . . . 23 



16. Mounting Table with Lamp 24 



