INDEX. 



357 



Brickellia hartwegi, iii. 105. 



bebecarpa, ii. 105. 



humilis, ii. 104. 



bymenoeblaena, ii. 105. 



laciniata, ii. 105. 



lanata, ii. 106. 



odontophylla, iv. 51. 



oligantbes, ii. 106. 



palmeri, ii. 106. 



parryi, ii. 106. 



pendula, ii. 106. 



reticulata, ii. 106. 



riddellii, ii. 105. 



rosalesia, ii. 106. 



scoparia, ii. 106. 



secundiflora, ii. 106. 



secundiflora, iv. 288. 



seemannii, ii. 107. 



— — simplex, ii. 107. 



spinulosa, ii. 107. 



squamulosa, ii. 107. 



tenera, ii. 107. 



tbyrsiflora, ii. 107. 



tomentella, ii. 107. 



veronicsefolia, ii. 107. 



wislizeni, ii. 107. 



wrightii, ii. 107. 



Briza, iii. 579. 



Briza caroliniana, iii. 578. 



eragrostis, iii. 575. 



lamarkiana, iii. 579. 



rotundata, iii. 579. 



Brizopyrum condensation, iii. 578. 



obtusiflorum, iii. 579. 



pilosum. iii. 579. 



prostratum, iii. 578. 



Bromelia, iii. 313. 

 Bromelia bracteata, iii. 314. 



karatas, iii. 313. 



pinguin, iii. 313. 



BROMELIACE^E, iii. 313; iv. 



90. 

 Bromeliacea, iv. 27, 196, 202, 217. 

 Bromus, iii. 583. 

 Brofnus, iii. 567 ; iv. 149. 

 Broinus anomalus, iii. 583 ; iv. 



297. 



canadensis, iii. 583. 



ciliatus, iii. 583. 



ciliatus, iv. 279. 



compressus, iii. 583. 



exaltatus, iii. 683. 



exaltatus, iv. 297. 



hookeri, iii. 583. 



Uvidus, iii. 582 ; iv. 305. 



marginatum, iii. 583. 



pendulinus, iii. 583. 



Bromus pubescens, iii. 583. 



purgans, iii. 583. 



rotundatus, iii. 579. 



segetum, iii. 583. 



setifolius, iii. 583. 



subalpinus, iii. 583 ; iv. 305. 



unioloides, iii. 584. 



virgatus, iii. 583. 



wittdenowii, iii. 584. 



Brongniartia, i. 252. 

 Brongniartia bentbainiana, i. 252. 



foholosa, i. 253. 



foliolosa, i. 256. 



galegoides, i. 253. 



glabrata, i. 253. 



gracilis, i. 253. 



gracilis, i. 254 ; iv. 27. 



intermedia, i. 254. 



intermedia, i. 256. 



magnibracteata, i. 254. 



mollis, i. 254. 



oligospermoides, i. 254. 



oxypbylla, i. 254. 



parryi, i. 254. 



podalyrioides, i. 255. 



retusa, i. 255. 



sericea, i. 255. 



stipitafa, i. 255. 



stipitata, i. 254, 256. 



tbermoides, i. 256. 



thermoides, i. 253. 



vicioides, i. 256. 



vicioides, iv. 284. 



Bronnia spinosa, i. 81. 

 Brosimtjm, iii. 148. 

 Brosimum alicastrum, iii. 148. 



costaricanum, iii. 148. 



Brotera alba, i. 129. 



ovata, i. 129. 



Broteroa trinervata, ii. 216. 

 Broughtonia aurea, iii. 226. 



chinensis, iii. 235. 



Broussonetia speciosa, i. 321. 



tinctoria, iii. 141. 



Browaixia, ii. 438. 

 Browallia demissa, ii. 438. 



elata, ii. 438. 



texana, ii. 437. 



Brugmansia arborea, ii. 428. 



bicolor, ii. 428. 



Candida, ii. 427. 



Jloribunda, ii. 429. 



sanguinea, ii. 428. 



suaveolens, ii. 428. 



Brttnella, ii. 570. 

 Brunella vulgaris, ii. 570. 

 Brunellia, i. 174. 



Brunellia comocladifolia, i. 174. 



quadrilocularis, i. 174. 



Bruniacea, iv. 179. 

 Brunnichia, iv. 259. 

 Brunonia, ii. 263. 

 Brya, i. 269. 

 Brya nicaraguensis, i. 270. 

 Bryonia attenuata, i. 486. 



racemosa, i. 486. 



Bryophyllum, i. 387. 

 Bryophyllum calycinum, i. 387 ; iv. 



100. 

 Bryum, iv. 149, 150, 151. 



argenteum, iv. 150. 



Bubroma, i. 133. 

 Buchloe, iii. 566. 

 Buchloe, iv. 279, 309. 

 Bucbloe dactyloides, iii. 566. 

 Bttchnera, ii. 456 ; iv. 77. 

 Buchnera, ii. 457. 



americana, ii. 457. 



, var. glabrior, ii. 457. 



disticha, iv. 77. 



elongata, ii. 457. 



elongata, iv. 77. 



, var. pilosa, ii. 457. 



grandiflora, ii. 456. 



lithospermifolia, ii. 457 ; iv. 77. 



major, ii. 457. 



mexicana, ii. 457. 



mexicana, iv. 77. 



, var. minor, ii. 457. 



minor, ii. 457. 



obliqua, ii. 457. 



pilosa, ii. 457 ; iv. 77. 



rosea, ii. 457. 



tinctoria, ii. 457 ; iv. 77. 



Bucholzia maritima, iii. 16. 



obovata, iii. 16. 



polygonoides, iii. 16. 



Buchosia aquatica, iii. 385. 

 Bucida buceras, i. 402. 

 Buddleia, ii. 340. 

 Buddleia, iv. 148. 

 Buddleia abbreviata, ii. 340. 



abbreviata, iv. 290. 



acuminata, ii. 341. 



alpina, ii. 341. 



alpina, iv. 159, 290. 



americana, ii. 341. 



barbata, ii. 341. 



brevifolia, ii. 340. 



callicarpioides, ii. 341. 



cordata, ii. 341. 



decurrens, ii. 341. 



elliptica, ii. 341. 



floccosa, ii. 341. 



3a2 



