No. 17] 
Viola villosa 
Cyripedium pubescens 
Spiranthes gracilis © 
Galium pilosum 
Galium circaezans 
Dioscorea villosa 
Heuchera Americana 
Pedicularis Canadensis 
Chamaelirium Carclinianum 
FLOWERING PLANTS AND FERNS 41 
Tradeseantia Virginica 
Asclepias variegata 
Asclepias obtusifolius 
Lithospermum canescens (in 
pine region) 
Pteris aquilina 
Phegopteris hexagonoptera 
Spigelia Marilandica 
Sanicula Canadensis. 
The lowland soils of this region are sandy loams rich in 
plant food, although usually deficient in lime. 
A heavy hard- 
wood forest of numerous species originially occupied all the 
stream bottoms. 
Quercus alba 
Quercus Michauxii 
Quercus lyrata 
Quercus aquatica 
Some cf the common lowland trees are: 
Platanus occidentalis 
Carpinus Carolinianus 
Ulmus Americanus 
Uhnus fulva 
Quercus rubra (not very com-Fagus ferruginea 
com ) 
Acer dasycarpum 
Acer rubrum 
Ilex opaca 
Cercis Canadensis 
Carya alba 
Liriodendron tulipifera 
Taxodium distichum 
Betula nigra. 
Shrubs and vines of the lowlands are: 
Cephalanthus occidentalis 
Aralia spinosa 
Euonymus Americanus 
[lex decidua 
Vaccinium corymbosum 
Staphylea trifolia 
Ampelopsis quinquefolia 
Cissus bipinnata 
Asimina trilcba 
Crataegus aplifolia 
Alnus serrulata — 
Rosa Carolina 
Cornus stricta 
Lonicera sempervirens 
Vitis rotundifolia 
Tecoma radicans 
Smilax rotundifolia. 
Herbaceous forms of the wooded lowlands, especially in 
rich shaded soils, are represented by the following: 
Phlox divaricata 
Arisaema triphyllum 
Trillium sessille 
Uvularia perfoliata 
