INDEX. 



479 



glabrata, 379. 



inermis, 379. 



Nuttallii, 379. 



ramosissima, 377. 



spinosa, 379. 



squamala, 378. 



stenolepis, 453. 



Tetrayonosperma lyratlfotium, 

 Tetragonotheca, 64, 255. [25G. 



helianthoides, 255. 



Ludoviciana, 256. 



Texana, 256. 



Tetrodus quadritlentatus, 348. 

 Thelecarpoea, 408. 

 Thelesperma, 68, 301. 



ambiguum, 301. 



filifoiium, 301. 



graeile, 302. 



longipes, 302. 



simplicifoHum, 302. 



subnudiim, 302. 



subsimplicifulium, 302. 

 Therolepta, 303. 

 Thistle, 397. 

 Thorough-wort, 94, 99. 

 Thymelea, 31. 

 Thymophylla, 359. 



Gree/r/ii, 359. 



setij'olia, 359. 

 Thymophyllum, 359. 

 Tick seed, 289. 

 Tinker's-weed, 12. 

 Tithonia, 60, 271. 



aryophylla, 284. 



Tliurberi, 271. 



tubceformis, 271. 

 Tollatia chrysanthemoides, 316. 

 Townsendia, 56, 166. 



Arizonica, 169. 



conclensata, 167. 



eximia, 167. 



Fendleri, 167. 



florifer, 167. 



Fremontii, 169. 



glabclla, 169. 



grand itiora, 167. 



incana, 169. 



Mexicana, 169. 



Parryi, 167. 



Rothrockii, 168. 



scapigera, 168. 



sericca, 168. 



spathulata, 169. 



strigosa, 169. 



strir/osa, 168. 



Watsoni, 168. 



Wilcoxiana, 168. 



Wrightii, l73. 

 TragantheSj 97. 

 Tragopogon, 85, 415. 



Danddium, 412. 



porrifolius, 415. 



pratensis, 416. 



yirginicum, 412. 

 Trattemckia angustifolla, 303. 



lanceolata, 303. 



latlfolla, 303. 

 Trichocoronis, 51. 92. 



rivularis, 93. 



Wrightii, 92. 

 Trichopkyllum, 329. 



integrifolium, 331. 



lanntum, 330. 



multiflorum, 331. 



oppositifolium, 332. 



Trichoptilium, 75. 343. 



incisum, 343. 



Tridux i/aillardioides, 315. 

 Trilisa, 52, 113. 



odoratissima, 113. 



paniculate, 114. 

 Trimorphcea, 219. 



vulgaris, 220. 

 Triosteospermum, 12. 

 Triosteum, 7, 12. 



angustifolium, 12. 



ma jus, 12. 



minus, 12. 



perfoliatum, 12. 

 Tripleurospermum, 363. 



inodorum, 363. 

 Ti-iph/iappus, 196. 

 Tnpoliurn anjjustum, 204. 



caricifohum, 202. 



conspicuum, 201, 203. 



divaricatum, 203. 



frondosum, 204. 



imbricatum, 201. 



occidentale, 1U2. 



Oreyanum, 192. 



paludosum, 174. 



fubidntum, 202, 203, 204. 

 Trixis, 83, 409. 



anu'iistifolia, 409. 



Cdlifornica, 409. 



corymbosa, 410. 



frutescens, 410. 

 frutescens, 410. 



suffruticosa. 410. 

 Trochoseris, 438. 

 Troximon, 86, 87, 436. 



alpcstre, 437. 



apargioides, 438. 



apargio'ides, 439. 



aurantiacum, 438. 



aurantiacum, 438. 



barbellulatum, 437. 



CJiilense, 439. 



cuspidatum, 437. 



glancum, 437. 



gracilens, 438. 



grandiflorum, 439. 



granrliflorum, 439. 



heterophyllum, 439. 



humilc, 438. 



laciniatum, 439. 



marginatum, 437. 



Nuttallii, 438. 



parviflorum, 437. 



pumuum, 438. 



retrorsum, 439. 



Jtcemerianum, 421. 



taraxacifolium, 438. 

 Trumpet Honeysuckle, 16. 

 Trumpet Weed, 95. 



TUBULIFLOR^E, 49. 



Tuckermanniit, 300. 



giyantea, 300. 



maritima, 300. 

 Tulocarpus, 237. 

 Tussilago, 79, 375. 



corymbosa, 376. 



Farfara, 375. 



jrigida, 376. 



inteffrifolia, 408. 



nutans, 408. 



palmata, 376. 



Petasites, 376. 



sagittata, 376. 

 Twin-flower, 13. 



tfropapptis, 416. 



grandiflorus, 419. 



heterocarpus, 419. 



Lindley!, 419. 



iinearij'olius, 419. 

 Uvedalia, 238. 



Vaccinium album, 16. 

 Valeriana, 42. 



Arizonica, 43. 



capitata, 43. 



ciliata, 43. 



dioica, 43. 



edulis, 43. 



locust a, 44, 45. 



pauciflora, 43. 



scandeus, 44. 



Sitchensis, 43. 



sorbifolia, 44. 



sylvatica, 43. 

 VALERIANACE.E, 42. 

 Valerianella. 42, 44. 



amarella, 45. 



anomala, 47. 



aphanoptera, 47. 



ccerulea^ 44. 



chenopodifolia, 45. 



congesta, 47. 



Fagopyrum, 45. 



longirlora, 46. 



macrocera, 46. 



Nuttallii, 46. 



olitoria, 44. 



patellaria, 46. 



radiata, 45. 



rhombicarpa, 44. 



samolifolia, 47. 



stenocarpa, 45. 



triguftra, 45. 



unwilicata, 45. 



Woodsiana, 45. 

 Vanilla-plant, 113. 

 Varilla, 65, 257. 



Mexicana, 257. 



Texana, 257. 

 Venegasia, 70, 317. 



carpesioidcs, 317. 

 Verbesina, 67, 286. 



ffZ6, 256. 



Coreopsis, 289. 



encelioides, 288. 



helianthoides, 288. 



heterophylla, 288. 



laciniata, 287. 



longifolia, 287. 



microptera, 287. 



nudicaulis, 288. 



occidentalis, 287. 



paniculata, 287. 



Phcethtisn, 287. 



podocepJidln, 286. 



polycephflln, 287. 



Siegesbeckia, 287. 



Texana, 287. 



villosa, 287. 



Virginica, 287. 



Warei, 288. 



Wrightii, 287. 

 Verbesinaria, 286. 

 VERBESINE/E, 64. 

 Vermifugci, 253. 

 Vernonia, 50, 89. 



altissima, 90. 



angusti folia, 90. 



Arkansana, 89. 



