572 



INDEX. 



Puge. 



Xyiis flexuosa ii. 334 



Jupacai 334 



Yam ii.292 



Yam Tribe ii.292 



Yard Grass iL 447 



Yarrow i. 392 



Yellow Clover i. 170 



Yellow Plum i. 194 



Yellow Poplar i. 29 



Yellow Puccoon i. 26 



Yellow Rocket i. 52 



Yellow-eyod Grass ... ii. 333 

 Yellow-eyed Grass Tribe, 333 



Yellow-root i. 25, 26 



Yew ii.236 



Page. 



Yew Tribe ii.236 



Zanmchellia ii. 252 



intermedia 253 



palustris 253 



Zanthorhiza i. 25 



apiifolia 25 



simplicissima. . 25 



ZANTHOXYLrM i. 132 



Americanum . . 132 

 Clava-Hereulis, 132 



fraxineum 133 



mile 133 



ramifiorum, 133 



tricarpum 133 



Zenobia racemosa i. 436 



Page. 

 ZlZANIA ii. 416 



aquatica 416 



clavulosa 416 



ZiziA i. 270 



aurea 271 



cordata 270 



integerrima 271 



Ziziphora Mariana . . iL 66 



ZOSTERA ii. 251 



marina 251 



Zyoasenus ii. 315 



chloranlhus 315 



commutatus 315 



glaucus 315 



Virginicus 316 



UNO OF yOL. II. 



