Bui. 107, Bureau of Plant Industry, U. S. Dept. of Agriculture. 



Plate VI 



Fig. 1.— American Angelica 'Angelica 

 atropurpurea). 



Fig. 2.— Pinkroot (Spigelia 



marilandica). 



Fig. 3.— Pleurisv-Root (Asclepias 

 tuberosa). 



Fig. 4.— Comfrey (Symphytum 

 officinalei. 



