INDEX 



645 



I'hree-awned Grass 

 47 



Tickseed 550 



Tillaea 233 



angustifolia 233 



Tillaeastrum 232 



aquaticum 232 



Timothy 53 



Mountain 53 



Texan 53 



Tisaa 187 



aparsiftora 187 



Toadflax 438 



Bastard 146 



Tobacco 437 



ToBeldia 118 



glutinosa 118 



intermedin 118 



Tonestus 503 



. Lyallii 503 



pygmaeus 503 



Tauterea 326 



mulHcaulis 326 



Townaendia 507 



alpina 509 



Bakeri 510 



condensata 509 



dejecta 510 



eximia 508 



exscapa 509 



Fendleri 509 



formosa 508 



glabella 510 



grandiflora 509 



incana 509 



mtennedia 510 



Panyi 508 



2>inetorum > 508 



Kothrockii 510 



scapigera 510 



sericea 510 



spathulata 510 



strigosa 509 



Vreelandii 508 



Watsonii 509 



Toxicoscordion 118 



Tradescantia 107 



laramiensis 107 



occidentalis 107 



scopulorum 108 



virginiana 108 



Tragia 308 



nepetaefolia 309 



ramosa 309 



Tragopogon 589 



porrifolius 589 



pratensis 589 



Trailing Bindweed 

 393 



Trailing Buttercup 

 202 



Treacle Mustard 



230 



Tree 378 



Ash 378 



Trefoil 277 



Shrubby 306 



TrOnduS 306 



maximus 306 



Tricuspis 65 



acuminata 65 



Trifolium 277 



andinum 279 



anemophilum 279 



attenuatimi 279 



bracieolatum 279 



Brandegei 278 



. dasyphyllum 279 



eriocephalum 278 



Fendleri 280 



gymnocarpon 279 



Haydenii 278 



Hybridum 278 



involucfatum 280 



Kingii 278 



latifolium 278 



longipes 278 



TnontaTiense 279 



nanum 279 



nemorale 279 



Parryi 279 



paudflorum 280 



pratense 278 



repens 278 



Rydbergii 278 



scariosum 279 



stenolobum 279 



svbcaulescene 279 



Wormsjoldii 280 



Triglochin 36 



maritima 36 



palustris ' <36 



Triodia 65 



acuminata 65 



Tripterocalyx 174 



Trisetum' S 61 



montanum 61 



subspicatum €1 



Trollius 190 



albiflorus 190 



Troximon 598 



arachnoideum 599 



arizonicum 599 



aurantiacum 599 



cuspidatum 589 



elatum 599 



glaucum 598 



gracilens 599 



grandifiorum 600 



lacijtiatum 599 



montanum 600 



papriflorum 599 



pubescens 598 



pumilum 599 



purpureum 599 



roseum 598 



villosum 598 



True Oat Grass 61 



Tumbleweed 171 



Twayblade 125 



Twin Flower 469 



Twisted-stalk 119 



Typha 31 



angustifolia 31 



latifolia 31 



Typhaceak 31 



Ulmaceae 143 



Ulmus 143 



americana 143 



Umbelliferae 346 



Unamia 511 



ptarmictrides 515 



Unicorn Plant 464 



Vnifolium 120 



Hliaceum 120 



Urtica 144 



cardiophylla 145 



dioica 144 



gracilipei 145 



gracilis 145 



holosericea 144 



Urticaceae 144 



Utah Juniper 30 



Utricularia 462 



minor 463 



vulgaris 463 



Vaccaria 182 



Vacciniaceae 372 



Vaccinium 372 



caespitosum 372 



• erythrococcum 372 



globulare . 372 



macrophyUum 372 



membranaceum 



372 



Myrtaius 372 



occidentale 372 



oreophilum 372 



scoparium 372 



Vagnera 120 



lepiopetala 120 



Valeriana 475 



acutiloba 476 



ceratophylla 475 



edulis 475 



furfurescens 475 



micrailtha 475 



occideniaiis 476 



■ loreophUa 476 



main 476 



septentrionaXis 476 



aitchensis 476 



sylvatica 476 



trathycarpa 475 



wyoTningensis 476 



Valbrianaceae 475 



Valerian Family 475 



Vallisneriacea e 



38 

 Vanilla Grass 47 

 Velesonix 238 

 Venus's Looking- 

 glass 474 

 Veratrum 119 

 calijonmicwnb 119 

 speciosum 119 

 Verbaacum ' 438 

 blattaria 438 

 thapsus 438 

 Verbena 424 

 Avbletia 425 

 bipinnatifida 425 

 bracteosa 425 



canadensis 425 



hastata 425 



strieta 425 



Verbenaceae 424 



Verhesina 550 



encelioides 550 



Vernonia 484 



fasciculata 484 



Jamesli 484 



Veronica 451 



alpina 451 



americana 452 

 anagallis-aquatica 

 451 



peregrina 451 



Bcutellata 452 



serpyllifolia 451 



Wormsjoldii 451 



Vervain 424 



Blue 425 



Family 424 



Hoary 425 



Vesicaria 218 



Ludoviciana 218 



Vetch 280, 300, 301 



Viburnum 468 



Lentago 469 



Opulus 469 



pauciflorum 469 



Vicia 300 



americana 301 



linearis 301 



oregana 301 



producta 301 



truncata 301 



Vine 315, 392 



Family 315 



Wild Potato 392 



Viola 320 



adunca 323 



' atriplicifolia 321 



bellidifolia 323 



biflora 321 



bitemata 321 



blanda 322 



canadensis 322 



delphinifolia 321 



demissa 323 



erectifolia 322 



flavovirens 322 



gomphopetala 322 



inaTnoena 323 



LeConteana 322 



linguaefolia 322 



Macloskeyi 322 



montanensis 323 



monticola 323 



nephrophylla 322 



Nuttallii 321 



odontophora 323 



palustris 322 



pedatifida 321 



physalodcs 321 



Rafinesquii 323 



retroscabra 323 



retusa 322 



Rydbergii 322 



Sheltonii 321 



