308 



INDEX. 



Page. 



Wood-Betony 168 



Woodbine 96 



Wood-Fern 262 



Wood-Nettle 200 



Wood-Rush 244 



Wood-Safte 162 



Wopdsia 265 



Wood-Sorrel , 42 



Wood-Sorrel Family 42 



Woodwardia 261 



Worm-seed Mustard 21 



Wormwood 112 



Xanthium Ill 



Xanthoxylum 43 



XYRIDACEiE 247 



Xyris 247 



Page. 



Tam ... _. 236 



Yam Family 236 



Yarrow 131 



Yellow Adder's-tongue 242 



Yellow-ejed Grass 247 



Yellow-eyed Grass Family 247 



Yellow Pond-Lily 1! 



Yellow Puccoon 9 



Yellow-Battle US 



Yellow Eocket 19 



Yew 216 



Zannicliellia 224 



Zizia 90 



Zoatera 224 



Zygadenus 240 



