XVI BUDS AND STIPULES 



FIG. PAGE 



320 Ocrea of Plane 208 



321-320 Transverse Section of Stem of Plane (after Colomb) 209, 2] 



327-331 Transverse Section of Stem of Polygonum lapathi- 



folium (after Colomb) 211-213 



332 Ocrea of Polygonum 213 



333 Shoot of Potamogeion 213 



334 Leaf of Desmodium canesccns 217 



335-338 Seed, Germination, and Seedling of Genipa clusice- 



folia 219, 220 



339 Seedling of Species of Psychotria 221 



340 Longitudinal Section through Leaf-insertion of Horse 



Chestnut (after Schwarz) 229 



