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places and is gaining upon the Lechea. Several andropogons 

 are present. The characteristic trees are Quercus ohtusiloha 

 and Q. Marylandica. The following plants are characteristic : 



Andropogon scoparius 

 A. furcatus 

 Panicum filiforme 

 P. depauperatum 

 P. implicatum 

 P. lanuginosum 

 P. commutatum 

 Aristida basiramea 

 A. oligantha 

 Danthonia spicata 

 Eragrostis trichodes 

 Hypoxis erecta 

 Quercus Marylandica 

 Q. obtusiloba 

 Q. tinctoria 

 Cassia Chamaecrista 

 Stylosanthes biflora 

 Lespedeza repens 

 L. procumbens 



L. Virginica 

 Phaseolus helvolus 

 P. umbellatus 

 Oxalis violacea 

 Polygala verticillata 

 P. sanguinea 

 Lechea major 

 L. tenuifolia 

 Viola pedata 

 Lithospermum canescens 

 Gerardia asperula 

 G. Besseyana 

 G. flava 

 Ruellia ciliosa 

 Liatris intermedia 

 Solidago nemoralis 

 S. longipetiolata 

 Aster dumosus 

 Erigeron divaricatus 



L. frutescens 



b. Steriles aristidoides. The poverty grass associa- 

 tion of poor soils occurs along roads and other barren spots. 

 It consists usually of xerophytic grasses and plantains. These 

 are characteristic : 



Aristida oligantha 

 Sporobolus vaginaeflorus 

 Hordeum nodosum 

 Verbena stricta 

 Ruellia ciliosa 



Plantago aristata 

 P. spinulosa 

 Diodia teres (rare) 

 Ambrosia bidentata 

 Dysodia chrysanthemoides 



