Index 



269 



Page 



Sedum 89 



Senecio 240, 241 



Senna, 



Dwarf 97 



Family 96 



Two-leaved 97 



Velvet-leaved . 97 



Sensitive Briar 95, 96 



Sensitive Pea 98 



Sensitive Shrub 96 



Serinea 247 



Sesbania 102 



Shepherd's Purse 84 



Shepherd's Weather-glass . .157 



Shittim Wood 158 



Shrubby Croton 120 



Shrubby Dalea 106 



Shrubby Sage 187 



Sicyos 203 



Sida 136 



Silene 78 



Silky Evolvulus 165 



Silver Puffs 243 



Silverweed 240 



Simarubaceae 118 



Siphonoglossa 195 



Sisymbrium 88 



Sisyrinchium 70 



Sitilias 244 



Skullcap 182, 183 



Skunk-bush 118, 127 



Skunk-daisy 232 



Sleepy Catchfly 78 



Slender Bear-grass 65, 66 



Slender Bladder-pod 85 



Slender Vervain 178 



Small-leaved Sida 136 



Small-leaved Sumac 126 



Smart-weed 71 



Smilacaceae 66 



Smilax 66 



Smilax Family 66 



Snake Apple 201 



Snapdragon, Climbing 191 



Sneeze-weed 237, 238 



Snow-on-the-mountain 124 



Soapberry 130 



Soapberry Family 129 



Soap-plant 67 



Solanaceae 170 



Page 



Solanum 171, 172 



Solidago 219, 220 



Sonchos 246 



Sophia 88 



Sophora 99, 100 



"Sotol" 66 



Sour Grass 113, 114 



Sow Thistle 246 



Spanish Bayonet 64 



Spanish Buckeye 130 



Spanish Dagger 64 



Spanish Moss 61 



Spanish Needles 234 



Specularia 203, 204 



Speedwell 193 



Spermolepis 156 



Spharalcea 137 



Spider Flower 88, 167 



Spiderwort 59 



Spiderwort Family 59 



Spigeliaceae 159 



Spondiaceae 126 



Spring Golden Glow 159 



Spring Heralds 159 



Spurge 125 



Spurge Family 119 



Squawweed 240 



Stachys 186 



Standing Cypress 169 



Star Cucumber 203 



Star Flower 160 



Star Milkweed 164 



Star Thistle 242 



Stellaria 77 



Sterculiaceae 138 



Stick-leaf 141 



Stickseed 175 



Stick-tights 107 



Sticky Head 218 



Stillingia 123 



Stinging Nettle 70, 122 



Stonecrop 89 



Stork's Bill ..112 



Straggler Daisy 233 



Strangle Weed 166 



Stretch-berry 66 



Strophostyles 109 



Sugar Grape 132 



Sumac, 



Evergreen . . 126 



