TAXONOMY 
301 
Unofficial drug Part used Botanical name 
Calamus Unpeeled rhizome Acorus calamus 
Skunk cabbage Rhizome 
Indian turnip Corm 
Symplocarpus 
fcetidus 
Arisaema 
triphyllum 
Habitat 
Europe, Asia, 
North America 
North America 
North America 
Fig. 166. —Acorus calamus. (Sayre.) 
IV. Order Liliales. —Liliacece or. Lily Family .—Herbs ( Lilium ), 
shrubs (Yucca), or trees (Dracena Draco), with regular and sym¬ 
metrical almost always six-androus flowers. Stem either short, 
