478 



INDEX. 



stricla, 148, 152, 157. 



tenuifolia, 161. 



Ten-ffi-Nova', 154. 



thyrsoidea, 147. 



Tolmieana, 151. 



tortifolia, 151. 



uliginosa, 151. 



uliginosn, 154. 



ulmifolia, 153. 



ulmifoUa, 159. 



velu'tina, 158. 



verna, 152. 



verrucosa. 143, 155. 



villosa, 151, 153. 



viminea, 146, 149. 



Virgaurea, 148. 



Virgaurea, 147, 148. 



virgata, 150. 



Virqiniana, 153. 

 Soliva, fS, 365. 



daucifoUa, 365. 



nasturtiifolia, 366. 



sessiiis, 366. 

 SoUvcea, 365. 

 Sonchus, 87, 444. 



acuniinatus, 444. 



aljnnus, 444. 



arvensis, 444. 



asper, 444. 



biennis, 444. 



Californicus, 423. 



Canadensis, 444. 



Ca7'olinianus, 444. 



Floridanns, 443, 444. 



hastatus, 435. 



leucophceus, 444. 



Ludovicinnus, 443. 



macropinji/iis, 444. 



multijionis, 444. 



oleraceus, 444. 



pallidiis, 442, 444. 



pulchellus, 443. 



racemosus, 444. 



Sibiriciis, 443. 



spicalus, 444. 



spinvlosus, 444. 



tenerrimus, 444. 



tenuifoKus, 444. 

 Sow-Thistle, 444. 

 Sparganopliorns verticillatus, 92. 

 Spermacoce, 22, 33. 



Chapmanii, 34. 



diodina, 35. 



flabra, 34. 

 iViff, 34. 



Involucrata, 33. 



parvifiora, .34. 



podocepliala, 34. 



JPortoricensis, 34. 



pygmma, 34. 



subulata, 33. 



tenuior, 34. 



tetracocca, 33. 



Virgininna, 35. 

 Bphxromeria argent ea, 367. 



cnpitata, 367. 

 Spilantlies, 65, 258. 



NultalUi, 258. 



occidtntaUs, 258. 



Pseudo-Acmella, 322. 



repeiis, 258. 

 Spilanthus, 258. 

 Spiridanthes, 323. 

 Stwhelina degans, 109. 

 Starkea pinnata, 130. 



Star Thistle, 405. 

 Starvvort, 172. 

 btaurospermum, 32. 

 Utemmodontia scaberrima, 286. 

 Stellate, 23. 

 Stenactis, 207, 219. 



ambigua, 219. 



annua, 219. 



Beyrichii, 219. 



f/wJirt, 219. 



glauca, 208. 



speciosa, 209. 



slrigosa, 219. 



verna, 216. 

 Stenolheca, 425. 



Mariana, 426. 



subnuda, 426. 



venosa, 426. 

 Stenotus, 1-31. 



acaidis, 132. 



armerioides, 132. 



ccesjntosus, 132. 



florifer, 168. 



linearij'olius, 132. 



multicaulis, 129. 



pygmmus, 131. 

 SteplianantJius, 221. 

 Stephanomeria, 84, 412. 



cichoriacea, 413. 



coronaria, 454. 



elata. 413. 



exigua, 414. 



heterophylla, 413. 



intermedia, 417. 



lactucina, 413. 



minor, 413. 



myiioclada, 414. 



paniculata, 414. 



Panyi, 413. 



pentaclia?ta, 414. 



runcinata, 413. 



Thiirberi, 413. 



Schottii, 415. 



virgata, 414. 



AVriuhtii, 414. 

 Stevia, 51,91." 



amabilis, 91. 



annustifolio, 92. 



callosa, 337. 



canescens, 92. 



ivw folia, 92. 



Lemmoni, 92. 



macella, 91. 



micrantha, 91. 



Plummeiw, 92. 



punctata, 92. 



salicifolia, 92. 



sphacelata, 337. 



virrjata, 92. 

 Stick-tight, 296. 

 Stokesia, 50, 88. 



cyanea, 88. 

 Strigia, 103. 



Strongylosjierma australe, 366. 

 Strumptia, 21, 31. 



maritima, 31. 

 Slyhsia, 331. 

 Siylimnus, 225. 

 Stylocline, 58, 227. 



acaulis, 229. 



filaginea, 228. 



gnaphalioides, 227. 



micropoides, 227. 

 Stylopnppus, 439. 



elatus, 438. 





•randiflorus, 439, 



laciniatus, 439. 

 Succory, 412. 

 Sunflower, 271. 

 Supra go, 109. 

 Sweet Scabious, 47. 

 Symphiotricliium unctuosum, 189. 

 Symphoria conglomerata, 13. 



elongata, 14. 



glomerata, 13. 



heterojjhylla, 14. 



occidentulis, 13. 



racemosa, 13. 

 Symphoricarpos, 7, 13. 



ciliatus, 14. 



longiflorus, 14. 



mollis, 14. 



monianus, 14. 



occidentalis, 13. 



oreophilus, 14. 



parviflorus, 13. 



racemosus, 13. 



rotundifolius, 14. 



spicatus, 13. 



vuli^aris, 13. 

 Synedrella, 67, 289. 



vialis, 289. 

 S\'ntrichopappus, 73, 328. 



Fremonti, 328. 



Lemmoni, 328. 



Tagetes, 77, 359. 



Lemmoni, 359. 



lucida, 359. 



micrantha, 360. 



j)ap2)osa, 356. 

 Tagetike^, 76. 

 Tanacetum, 78, 366. 



bijdnnatiim, 364. 



horeide, 366. 



camphoratum, 366. 



canum, 367. 



ca)>itatuni, 367. 



divi'r;<ifoliuni, 367. 



Douglnsii, 366. 



elegans, 367. 



Huronense, 366. 



Iluronense, 367. 



Kotzebuense, 364. 



matricarioides, 364. 



Nnttallii, 367. 



Parthenium, 365. 



pauciflorum, 304, 366. 



potentilloides, 367. 



suaveolens, 364. 



vulgare, 366. 

 Taraxacum, 87, 440. 



ceraiojjhorum, 440. 



cornicidatum, 440. 



Dens-Leonis, 44.O. 



hirsntum, 439. 



livrigatum, 440. 



lanrcolatum, 440. 



laid )bum, 440. 



ntontanum, 440. 



oftlcinale, 440. 



2)alustre, 440. 



phymatocarpum, 440. 

 Tarweed, 304, 306. 

 Teasel, 47. 



Tessaria borenlis, 225. 

 Tetracnrpum, 334. 

 Tetradymia, 80, 379, 453. 



canescens, 379. 



comosa, 379. 



