127 



Sisymbrium Thalianum 80. 

 Sisyrinchium 22. 

 Sisyriuchium arenicolu 73. 



atlanticum 73. 



fibrosum 73. 

 Skullcap 101. 

 Slash Pine 43, 63. 

 Small, J. K., 62. 

 Smilax glauca 23, 37, 72. 



herbacea 28. 



laurifolia 23, 24, 27, 29, 33, 72. 



rotundifolia 21, 23, 25, 72. 



Walteri 29, 31, 33, 72. 



Smut Grass 67. 



Snake Root 18, 76. 



Sneezeweed 111. 



Soils, types of, 8, 9. 



Soils of Poorly-drained Flatwoods 

 10. 



Soils of Sand Hills 9. 



Soils of Savannas 10. 



Soils of Swamps 10. 



Soils of Well-drained Upland For- 

 est 9. 



Solanaceae 102. 



Solanum carolinense 102. 

 nigrum 102. 



Solidago canadensis 109. 



Elliottii 108. 



erecta 108. 



odora 20, 108. 



pulverulenta 108. 



rugosa 108. 



sp. 36. 



tenuifolia 109. 



verna 36, 108. 

 Sonchus asper 112. 

 Sorghastrum nutans 65. 

 Sorghum halepense 65. 

 Sorrell 76. 



Sheep 76. 

 Sourwood 18, 41, 54, 96. 

 Southern Polypody 62. 

 Spanish Needles 111. 



Tall 111. 

 Spanish Oak 16, 19, 20, 21, 28, 29, 

 42, 48, 75. 



Sparkleberry 17, 19, 20, 28, 36, 42, 



54, 96. 

 Specularia perfoliata 106. 

 Sphagnum moss 29. 

 Spiny-leaved Sow Thistle 112. 

 Spiranthes praecox 26, 30, 35, 74. 

 Spleen wort, Ebony 62. 

 Sporobolus indicus 67. 



junceus 67. 

 Spotted wintergreen 18. 

 Spring Goldenrod 108. 

 Spurred Butterfly Pea 86. 

 Stachys hyssopifolia 26, 35, 101. 

 Stagger-bush 15, 21, 96. 

 Star Grass 72. 

 St. John's Wort 31, 90. 

 St. Peter's Wort 90. 

 Stellaria media 78. 

 Stenophyllus capillaris 16, 68. 

 Stewartia 53, 90. 

 Stillingia sylvatica 16, 88. 

 Stipulicida setacea 30, 78. 

 Storax 31, 32, 33, 97. 

 Streams and Ponds 11. 

 Strophostyles umbellata 86. 

 Stylosanthes biflora 85. 



riparia 20, 85. 

 Styracaceae 97. 

 Styrax americana 31, 33, 97. 



grandifolia 98. 

 Sumach 15, 17, 21, 88. 



Swamp 27. 

 Summer Grape 14, 15. 17, 19, 89. 

 Sundew 33, 80. 

 Supple Jack 38, 89. 

 Swamps 10. 



Deeper 30. 

 Swamp Azalea 25, 27, 31, 35, 95. 

 Swamp Candle Berry 27. 74. 

 Swamp Chestnut Oak 30. 

 Swamp Fern 28. 

 Swamp Flea-bane 32, 109. 

 Swamp Loosestrife 92. 

 Swamp Sumach 27. 

 Sweet Bav 23, 24. 28, 31, 40, 49. 79. 

 Sweetbriar 82. 



Sweet Gum 20, 21, 23, 26, 40, 50, 81. 

 Sweet Pepper Bush 23, 27, 33, 35, 95. 

 Sycamore 40, 50, 81. 

 Symphoricarpos orbiculatus 106. 



