SECTION FROM THE MISSISSIPPI RIVER TO POUND GAP, 61 
ORDER HAMAMELACE:. 
Genus Liguidameber. 
Sweet gum, Liquidamber styraciflua (L.) 
Genus Hamamelts. 
Witch hazel, Hamamelis Virginiana (L.) 
ORDER ANACARDIACEZ. 
Genus Rhus—sumach. 
Smooth sumach, Rhus glabra (L.) 
Large sumach, Rhus typhina (L.) 
Mountain sumach, Rhus copallina (L.) 
Poison oak (sumach), Rhus toxicodendron (L.) 
ORDER AQUIFOLIACE&. 
Genus Ilex. 
Holly, Ilex opaca (L). 
ORDER CAPRIFOLIACE. 
Genus Sambucus. 
Pith elder, Sambucus canadensis (L.) 
Genus Liburnum. 
Black haw, Liburnum prunifolium (L.) 
ORDER ARTOCARPACE. 
Genus Morus. 
Red mulberry, Morus rubra (L.) 
ORDER PLATANACE. 
Genus Platanus. 
Sycamore, Platanus occidentalis (L.) 
ORDER RUTACEA. 
Genus Xanthoxylum. 
Prickly ash, Xanthoxylum Americanum (Miller.) 
Genus Arlanthus. 
Tree of heaven, Ailanthus glandulosa ( Desf.) 
ORDER BIGNONIACE. 
Genus Catalpa. 
Catalpa, Catalpa bignonioides ( Walt.) 
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