INDEX. 



619 



PAGE. 



Swertia, L 326 



corniculnta, Mx 326 



perennis, h.,var. obtusa,Griseb..326 



pu^illa. Pur h 325 



Symphoria racemosus Pers 196 



Symphoricarpus, Juss 195 



occidentalis, R.Br 195 



racemosus, Mx 196 



var. pauciflorus, Bobbins J 196 



1539 



Symphytum, L 343 



oiticinale, L 343 



Syndefimon thalictroides, HoSm 14 



Synthy ris, Benth 360 



rubra, Benth 360 



Talinum Mevziem, Hook 83 



pygmxum, Gr 83 



Tanacetum, L 254 



Douglasii, DC 254 



Huronense, Nutt 254 



KolzebuenRe, Bess 253 



pauciHorum, Rich 254 



svMveolens, Hook 254 



vulgare, L 254 



var. crispum, DC 254 



Taraxacum, Hall 279 



Cera top horum, DC 279 



Dens-leonis, Desf. 279 



latilobum, DC 279 



officinale, Weber 279 



var. alpinum, Koch. . .279, 558 

 var. glaucescens, Koch... 279 

 var- lividum, Koch ... 280, 558 



var. scopulorum, Gr 559 



palustre, DC 280 



Taxus, L 463 



baccata, L., var. Canadensis,Gr.463 



baccata, Hook 463 



baccata, L 463 



baccata, var. minor, Mx 463 



brevifolia, Nutt 463 



Canadensis, Willd 463 



Lindlcyana, Murray 463 



Tecoma, Juss 377 



radicans, Juss 377 



Telhma, R.Br 155 



grandiflora, R.Br 155, 525 



parviflora, Hook 156, 525 



tenella, Walp 525 



Tephrosia, Pers 507 



Virginiana, Pers 507 



Tetradymia, DC. 268 



canescens, DC 268 



Teucrium, L 380 



Canadense, L 380 



occidentale, Gr 574 



Thalictrum, Tourn 14 



alpinum, L 15, 479 



anemonoides, Mx 14, 478 



28 



PAGE. 



clavatum, Hook 15 



Cornuti, L 15 



curynellum, DC 15 



dioicuai, L 14,479 



Ixvigutum. Mx 14 



occidentale, Gr 479 



puhLfCcns, Pursh 14 



purpurascens, L 14, 479 



var. ceriterum, Austin 479 



rugomm, Pursh 15 



sparsiflorum, Turcz 15 



Thaspitim, Nutt 181 



uctxifoliuni, Nutt 184 



aureum, Nutt 181.534 



barbiaode, Nutt 181, 534 



cordatum, T. & G 181 



macrocarpum, Bourg 187 



trifoliatum, Gr. 181 



Thelypodium, Endl 58 



pinnatifidum, Wat 58 



Thermopsis, R Br. 101 



fabacea, H( lok 102 



montana, Nutt 102 



rhombifolia. Rich 101 



Thesimn cor ymbulosum, Mx 423 



umbellatum, L 423 



Thlaspi, Tourn 56 



alpestre, L 56 



arven.^^e, L 56 



Bursa-pastoris, L 56 



cochleariforme, DC 56 



montanum, Hook 56 



Thuya, L 459 



excelsa, Bong 461 



gigantea, Nutt 460 



Menziesii, Dougl 460 



occidentalis, L 459 



plicata, Don 460 



sphseroidea, Spreng 461 



Thymeleace/e (lxxxviii) 420 



Thymus, L 383 



Serpyllum, L 383 



Thysanocarpus, Hook 59 



curvipes. Hook 59 



elegans, Fisch & Meyer 59 



obtongifolius, Nutt 491 



pulchellus, Fisch. & Meyer 59 



pusillus, Hook 491 



Tiarella, L 166 



cordifolia, L 156 



laciniata. Hook 156 



Menziesii, Pursh 155 



trifoliata,L.... 156, 526 



unifoliata, Hook 156, 526 



Tigarea tridentata, Pursh 132 



Tilia, L 88 



Americana, L 88 



var. pubescens. Loud 88 



Canadensis, Mx 88 



Europsea, L 88 



glabra, Vent 88 



