INDEX. 



479 



glabrata, 379. 



inermh, 379. 



NuttallH. 379. 



ramosissima, 377. 



spinosa, 379. 



squamaia, 378. 



stenolepis, 453. 

 Tetragonosperma lyratifolium, 

 Tetragonotheca, 64, 25-5. [25G. 



helianthoides, 255. 



Liidoviciana, 256. 



Texana, 250. 

 Tetrodus quadr'uhntatus, 348. 

 Thelecarjiaa, 408. 

 Thelespevma, 68, 301. 



ambiffuum, 301. 



filifoiium, 301. 



gracilo, 302. 



fongipes, 302. 



simplicifblium, 302, 



subnudum, 302. 



subsimplicifolium, 302. 

 Therohpta, 303. 

 Thistle, 397. 

 Thoroughwort, 94, 99. 

 Thymelea, 31. 

 Thymophylla, 359. 



Gre(/<jii, 359. 



setij'olia, 359. 

 Thymophyllum, 359. 

 Tickseed,"28y. 

 Tinker's-weed, 12. 

 Tithonia, 66, 271. 



arqophylla , 284. 



Thurberi, 271. 



tubceformis, 271. 

 Tollatia chrys'intJiemoides, 316. 

 Townsendia, 56, 166. 



Arizonica, 169. 



condensata, 167. 



eximia, 167. 



Fendleri, 167. 



floiifer, 167. 



Fremontii, 169. 



glabella, 169. 



grandiflora, 167. 



incaiia, 169. 



Mexicana, 169. 



Pan-vi, 107. 



Rothrockii, 168. 



scapigera, 168. 



sericea, 168. 



spathulata, 169. 



strigosa, 169. 



strif/osa, 168. 



Watsoni, 168. 



Wilcoxiana, 168. 



Wrir/htii, 173. 

 Tragantites, 97. 

 Tragopogon, 85, 415. 



Dandi'lium, 412. 



porrifolius, 415. 



pratensis, 410. 



Virfjinicwn, 412. 

 Trattenicldti am/ustifolia, 303. 



lanceolata, 303. 



latifolia, 303. 

 Trichocoronis, 51, 92. 



rivularis, 93. 



Wrightii, [)2. 

 Trichop/iyllum, 329. 



inter/ri/olium, 331. 



lanatum, 330. 



■multiflornm, 331 . 



oppositifolium, 332. 



Trichoptilium, 75, 343. 



incisiim, 343. 

 Tridax gaillardioides, 315. 

 Trilisa, 52, 113. 



odoratissima, 113. 



paniculata, 114. 

 Trimorphoea, 219. 



vulgaris, 220. 

 Triosfeospermiim, 12. 

 Triosteum, 7, 12. 



angustifoliuni, 12. 



majus, 12. 



minus. 12. 



perfoliatum, 12. 

 Tripleurosperrmim, 363. 



inodorum, 363. 

 Triplopapjms, 196. 

 Tripolium a/igiistum, 204. ■ 



caricifolium, 202. 



conspicuum, 201,203. 



divaricatum, 203. 



frondosum, 204. 



imbricntum, 201. 



occidentale, 192. 



Oreganum, 192, 



jxiludosum, 174. 



subulatum, 202, 203, 204, 

 Trixis, 83, 409. 



angiistifolia, 409, 



Qdijornica, 409, 



corymbosa , 410. 



frutesceiis, 410. 



frutescens, 410. 



sujfruticosa , 410. 

 Troc/ioseris, 438. 

 Troximon, 80, 87, 436. 



alpestrc, 437. 



apargioides, 438. 



apnrgioides, 439. 



aurantiacuni, 438. 



nuranlincum, 438. 



barbellulatiim, 437. 



Chilense, 439. 



cuspidatuui, 437. 



glaucum, 437. 



gracilens, 438. 



grandiflorum, 439, 



grandijiorum, 439. 



heterophyllum, 439, 



hiimile, 438. 



laciniatum, 439. 



marginatum, 437, 



Nuttallii, 4.38. 



2)arvi/iurum, 437. 



jiumilum, 438. 



rctrorsum, 439. 



Jicemeriunum, 421 . 



taraxdcifolium, 438. 

 Trumpet Honeysuckle, 16. 

 Trumpet Weed, 95. 



TUBULIFLOR^E, 49. 



Tucker niannia, 300. 



gigantea, .300. 



maritima, 300. 

 Tulocarpus, 237. 

 Tussilago, 79, 375. 



corymbosa, 376. 



Farfara, 375. 



frigida, 376. 



intcgri folia, 408. 



nutans, 408. 



pnlmata, 376. 



Petadtes, 370, 



s/igiltata, 370. 

 Twln-tlower, 13. 



' Uropappus, 416. 



(jrandijlorus, 419. 

 hettrocarpus, 419, 

 Lindlcyl, 419. 

 lineari/'olius, 419. 

 Uvedalia, 238. 



Vaccinium album, 16. 

 Valeriana, 42. 



Arizonica, 43. 



capitata, 43. 



ciliata, 43, 



dioica, 43. 



edulis, 43, 



locusta, 44, 45, 



pauciflora, 43. 



scandens, 44. 



Sitchensis, 43. 



sorbifolia, 44. 



.svlvatica, 43. 

 VALERIANACE/E, 42. 

 Valerianella, 42, 44. 



amarella, 45. 



anomala, 47. 



aphaiioptera, 47. 



cmrulea, 44. 



chenopodifolia, 45. 



congesta, 47. 



Fagopyrum, 45. 



longirtora, 46. 



macroccra, 46. 



Nuttallii, 46. 



olitoria, 44. 



patellaria, 46. 



radiata, 45. 



rhombicaipa, 44. 



samolifolia, 47. 



stenocarpa, 45. 



triquetra, 45. 



unibiUcata, 45, 



Woodsiana, 45, 

 Vanilla-plant, 113, 

 Varilla, 65, 257. 



Mexicana, 257. 



Texana, 257. 

 Venegasia, 70, 317. 



carpesioides, 317. 

 Verbesina, 67, 286. 



«Z6r7, 2.56. 



Coreopsis, 289. 



encelioides, 288. 



helianthoides, 288. 



heterophylla, 288. 



laciniata, 287. 



longifolia, 287. 



microptera, 287. 



nudicaulis, 288, 



occidentalis, 287. 



paniculata, 287. 



Phiethusa, 287. 



podocepJKda, 286. 



pohjcepliahi, 287. 



i>i('geshecl-ia, 287. 



Texana, 287. 



villosa, 287. 



Virginica, 287. 



Warei, 288. 



Wrightii, 287. 

 Verbesinaria, 286. 

 Vkrbesine;e, 64. 

 Vermifur/n, 253. 

 Vernohisi, 50, 89. 



altissima, 90. 



angustifolia, 90. 



Arkansana, 89. 



