CONTENTS. 
Page 
Introduction _.......-...----. 222-222 ee eee eee eee eee ee eee eee ee 159 
Descriptions of species..... 2.2... 2202-22-22 ee 164 
ILLUSTRATIONS. 
Facing page. 
PuatrEe X. Sapium pleiostachys Schumann « Pittier.................--.2-2--- 164 
XI. Sapium anadenum Pittier.......2..2.2202.002 22.2 eee eee eee eee 164 
XII. Sapium mexicanum Wemsl............2.-2.-2------- 22 eee eee eee 165 
XIII. Sapium thelocarpum Schumann «& Pittier............2...22222-2.2-2. 166 
XIV. Sapium pedicellatum Huber............----- beeen eee eee ee ee eee 166 
XV. Sapium pittieri Wuber...........-.------.----- 2-2 eee eee eee 167 
XVI. Sapium pachystachys Schumann & Pittier.....--.....2-..--......- 168 
XVII. Sapium oligoneurum Schumann & Pittier........222..22..2.------- 168 
TEXT FIGURES. 
Page, 
Fic. 7. Flowers of Sapium pleiostachys Schumann & Pittier .........-..-.-.- 164 
8. Flowers of Sapium anadenum Pittier............-2.-----.---------- 165 
9. Leaf, glands, and seeds of Sapiwm pittiert Huber......-.....-------- 167 
10. Leaf, fruit, and seeds of Sapium sulciferum Pittier..-.-.-...-......--- 169 
