TAXONOMY 
337 
Official drug Part used Botanical name Habitat 
Hydrangea N.F. Rhizome and roots Hydrangea United States 
arborescens 
Hamamelidacoe or Witchazel Family .—Shrubs or small or large 
trees. Leaves, simple, alternate and pinnately veined; stipules 
deciduous to caducous, paired and slightly fused at the bases of 
Fig, 196 .—Liquidambar orientalis —Branch. ( Sayre .) 
petioles. Flowers frequently yellow to yellowish-white, in axillary 
clusters or heads or spikes, hermaphrodite or monoecious; sepals 
and petals five to four rarely indefinite, superior (petals absent in 
Fothergilla ); stamens twice as many as the petals but the outer row 
alone fertile, the inner row being more or less barren and scale-like; 
gynoecium of two carpels united below. Fruit a two-beaked, two- 
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