390 



INDEX. 



Elaphoglossum longifolium, iii. 686. 



revolutum, iii. 690. 



salvini, iii. 688. 



Elapheixtm, i. 178. 



Elaphrium, i. 177. 



Elapbrium aloexylon, i. 178. 



aloexylon, iv. 20. 



ariense, i. 178. 



ariense, iv. 21. 



bicolor, i. 178. 



bicolor, iv. 20. 



bipinnatum, iv. 19. 



copalliferum, i. 179. 



copalliferum, iv. 21. 



crenatum, i. 179. 



■ cuneatum, iv. 20. 



excelsum, i. 179. 



— ' — excelsum, iv. 20. 



fagaroides, i. 179. 



fagaroides, iv. 19. 



glabrifolium, i. 179. 



glabrifolium, iv. 20. 



grandifolium, i. 179. 



grandifolium, iv. 19. 



graveolens, i. 179. 



graveolens, iv. 19. 



integrifolium, iv. 18. 



jorullense, i. 179. 



jorullense, iv. 20. 



■ lancifolium, i. 179. 



• lancifolium, iv. 18. 



• lanuginosum, i. 179. 



lanuginosum, iv. 20. 



ovalifolium, i. 179. 



■ ovalifolium, iv. 18. 



penicillatum, i. 179. 



-' penicillatum, iv. 20. 



pubeseens, i. 179. 



simplicifolium, i. 180. 



simplicifolium, iv. 18. 



tatamaco, iv. 19. 



torulosum, i. 180. 



ELATERIE^E, i. 486. 

 Elatebitjm, i. 488. 

 Materium biflorum, i. 490. 

 — — brachystachyum, i. 489. 



carthaginense, i. 488. 



ciliatum, i. 488. 



cordatum, iv. 233. 



coulteri, i. 487. 



filiforme, i. 488. 



floribundum, iv. 303. 



gemellum, i. 487. 



gracile, i. 488. 



hastatum, i. 489. 



longiflorum, i. 488. 



escens, i. 487. 



Elaterium quadrifidum, i. 488. 



quinquefidum, i. 483. 



rubiflorum, i. 490. 



tamnoides, i. 490. 



torquatum, i. 487. 



trilobatum, iv. 41. 



wrightii, i. 487. 



Elatinacece, iv. 205. 

 Elatine, iv. 12. 

 Elatine americana, iv. 12. 



americana, i. 81. 



ELATINE^E, iv. 12. 



Elatinea, i. 81 ; iv. 174, 216, 224. 



Electro galeottii, ii. 195. 



mexicana, ii. 196. 



Eleocharis, iii. 454. 

 Eleogenus capitatus, iii. 455. 



nodulosus, iii. 456. 



Elephantopus, ii. 76. 

 Elephantopus angustifolius, ii. 76: 



iv. 49. 



carolinianus, ii. 76. 



cuneifolius, iv. 49. 



martii, ii. 76. 



mollis, ii. 76. 



scaber, ii. 76. 



spicatus, ii. 76. 



tomentosus, ii. 76. 



Elephantosis angustifolia, ii. 76. 



Elettsine, iii. 565. 



Eleusine segyptiaca, iii. 565 ; iv. 



114. 



gouini, iii. 565. 



ineequalis, iii. 565. 



indica, iii. 565 ; iv. 109, 114. 



mucfonata, iii. 565. 



rigidifolia, iii. 565. 



scabra, iii. 565. 



virgata, iii. 566. 



Eleuthebantheba, ii. 171. 

 Eleutberanthera ovata, ii. 171. 

 Eleutherine plicata, iii. 328. 

 Eleutheropetalum ernesti-augusti, 



iii. 404. 



sartorii, iii. 406. 



Elichrysum lavandulcefolium, ii. 134. 

 Elionubus, iii. 520. 

 Elionurus candidus, iii. 520. 



eiliaris, iii. 520. 



eiliaris, iv. 301. 



tripsacoides, iii. 521. 



tripsacoides, iii. 520. 



Ellbanthus, iii. 217. 

 Elleanthus capitatus, iii. 217. 



capitatus, iii. 218. 



hymenopborus, iii. 217. 



linifolius, iii. 217. 



Ellimia ruderalis } '\. 46. 



Ellisia, ii. 358. 



Ellisia cbrysantbemifolia, ii. 358. 



EUisiophyllum, iv. 255. 



Elodea canadensis, iii. 196. 



Elvtba, ii. 141. 



Elvira, iv. 233. 



Elvira biflora, ii. 141. 



Elymus, iii. 585. 



Elymus, iv. 148. 



Elymus mexicanus, iii. 585. 



sabulosus, iii. 585. 



sitanion, iii. 585. 



sitanion, iv. 279. 



virginicus, iii. 586. 



Elytbabia, ii. 500.," 

 Elytraria apargicefolia, ii. 501. 



bromoides, ii. 501 ; iv. 79. 



caulescens, ii. 501. 



fasciculata, ii. 501. 



— — frondosa, ii. 501. 



microstachya, ii. 501. 



pachystachya, ii. 501. 



ramosa, ii. 501. 



tridentata, ii. 501 ; iv. 79. 



Emilia sonchifolia, ii. 235. 

 Emmenanthe, ii. 360. 

 Emorya, iv. 142. 

 Empetracece, iii. 181 ; iv. 194. 

 Empetrum nigrum, iii. 181. 

 Enantiocupbea panamensis, i. 444. 

 Encelia, ii. 183. 

 Encelia albescens, ii. 183. 



amplexicaulis, ii. 183. 



amplexicaulis, iv. 57. 



cordata, ii. 183. 



• cordata, iv. 57. 



exaristata, ii. 183. 



farinosa, iv. 142. 



foetida, ii. 183. 



foetida, iv. 57. 



ghiesbreghtiana, iv. 57. 



gbiesbreghtii, ii. 184. 



grandiflora, ii. 184. 



balimifolia, ii. 184 ; iv. 57. 



heterophylla, ii. 184. 



bispida, ii. 184. 



lagascaeformis, ii. 184. 



mexicana, ii. 184 ; iv. 57. 



micropbylla, ii. 184. 



polycepbala, ii. 184. 



— — sanguinea, ii. 185. 



sericea, ii. 185 ; iv. 57. 



subaristata, ii. 185 ; iv. 57. 



Encephalartos latifolius, iii. 194. 

 Enckea californica, iii. 56. 

 ceanoihifolia, iii. 47. 



