THE JOURNAL OF PHARMACOLOGY. 



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Fig. 3. Rice Paper.— Par., Parenchymatic Cells ; Epi., Epidermal Plates ; S. V., P. V., Spiral and 

 Pitted Vessels ; Fib., Bast Fibers ; X lo^" diam. 



Fig. 4. Esparto Paper.— Epi., Epidermis ; Tr., Trichomes ; St., Stone Cells ; Fib. Bast Fibers. 



