926 



INDEX 



Wisiaria 515 

 Wisteria 515 

 frutescens 515 

 macrostachya 515 

 Witch Hobble 759 

 Witch-hazel 453 

 Family 452 

 Withe-rod 760 

 Woad-waxen 507 

 Wolfberry 757 

 Wolffia 260 

 hrasiliensis 260 

 Columbiana 260 

 gladiata 260 

 papulifera 260 

 punctata 260 

 Wolffiella 260 

 floridana 260 

 Wolfsbane 406 

 Trailing 407 

 Wood Anemone 402 

 Betony 734 

 Fern 41 

 Grass 95 

 Lily 288 

 Mint 705 

 Nettle 348 

 Reed Grass 136 

 Rush 278 

 Sage 693 

 Sorrel 532 

 Sorrel, Com- 

 mon 533 

 Sorrel Family 532 

 Sorrel, Violet 533 

 Woodbine 562 

 American 756 

 Italian 756 

 Woodsia 43 

 alpina 44 

 Cathcartiana 44 

 glabella 44 

 hyperhorea 44 

 ilvensis 44 

 obtusa 44 



oregana 44 



scopulina 44 



Woodwardia 37 



angustifolia 38 



areolata 38 



virginica 38 



Wool Grass 195 



Woolly Beard Grass 



92 



Ragwort 855 



Worm-grass 653 



Wormseed 366 



Mustard 431 



Wormwood 848, 850 



Beach 849 



Roman 828 



Woundwort 702 



W^rack, Grass 78 



Wulfenia Hough- 



toniana 729 



Xanthium 828 



canadense 829 



commune 829 



echinatum 829 



gldbratum 829 



inflexum 829 



pensylvanicum 829 

 pungens 829 



speciosum 829 



spinosum 829 



Xanthorrhiza 408 



Xanthoxylum ameri- 

 canum 537 



Xerophyllum 282 

 asphodeloides 282 

 setifolium 282 



Xolisma foliosiflora 

 635 

 Ugustrina 635 



Xyridaceae 262 



Xyris 262 



arenicola 263 



caroliniana 262 

 Congdoni 263 



Yellow Adder's- 



tongue 289 



Bedstraw 748 



Birch 334 



Chamomile 846 

 Clover 509 



Cress 431 



Daisy 831 



Dock 355 



False Mallow 567 

 Fringed Orchis 310 

 Honeysuckle 757 

 Iris 300 



Jessamine 653 



MeUlot 510 



Mountain Saxi- 

 frage 446 

 Nelumbo 392 

 Oak 341, 342 

 Pine 64 

 Pond Lily 390 

 Puccoon 408 

 Rattle 734 

 Rocket 432 

 Thistle 857 

 Water Crowfoot 



394 

 Wood 506 



Yellow-barked Oak 



343 

 Yellow-eyed Grass 



262 



Grass Family 262 

 Yellow-root, Shrub 



408 



Yew 62 



American 62 



Family 62 



Yucca 290 



angustifolia 290 



filament osa 290 



glauca 290 



Zannichellia 78 



palustris 78 



Zanthorhiza 408 



apiifolia 408 



Zanthoxylum 537 



americanum 537 



carolinianum 537 

 Clava-Herculis 537 



ZephjTanthcs 298 



Atamasco 298 



Zigzag Clover 509 



Zizania 119 



aquatica 120 



miliacea 120 



palustris 120 



Zizaniopsis 120 



miliacea 120 



Zizia 615 



aurea 616 



Bebbii 616 



cordata 616 



Zornia 525 



bracteata 525 



Zostera 78 



marina 79 



Zygadenus 284 



chloranthus 284 



elegans 284 



glaberrimus 284 



leimanthoides 284 



Nuttallii 284 

 Zygophyllaceae 



536 



