INDEX OF GENERA AND SPECIES. 



493 



Betula, Tourn., ii. 79. 



glandulosa, Michx., ii. 80. 



occidentalis, Hook., ii. 79. 

 BETULACE.E, ii. 79. 

 Bidens, Linn., i. 357. 



California, DC., i. 357. 



cemua, Linn., i. 357. 



chrysanthemoides, Michx., i. 

 357. 



pilosa, Linn., i. 357. 

 Big Root, i. 240. 

 Big Tree, ii. 117. 

 Bigelovia, DC., i. 314. 



arborescens, Gray, i. 315, 614. 



Bolanderi, Gray, i. 315. 



bmchylepis, Gray, i. 614, ii. 

 454. 



ceruminosa, Gray, i. 316. 



Cooperi, Gray, i. 315. 



depressa, Gray, i. 316. 



ditfusa, Gray, i. 314, 315. 



Douglasii, Gray, i. 317, 614. 



dracunculoidcs, DC., i. 317. 



graveolens, Gray, i. 317, 614, 

 ii. 455. 



Howardii, Gray, i. 316. 



llenziesii, Gray, i. 315. 



Missouriensis, DC., i. 317. 



paniculata, Gray, i. 317, 614, 

 ii. 454. 



spathulata, Gray, i. 613. 



teretifolia, Gray, i. 316, ii. 



454. 



Bignonia linearis, Cav., i. 587. 

 BIGNONIACE.E, i. 586. 

 Bilberry, i. 450. 

 Bindweed, i. 533. 

 Birch, ii. 79. 



Black, ii. 79. 

 Biscutella, Linn., i. 48. 



Californica, Benth. & Hook., 

 i. 48, ii. 432. 



Wislizeni, Benth. & Hook., 



i. 48, ii. 432. 

 Black Birch, ii. 79. 



Mustard, i. 39. 



Nightshade, i. 538. 



Oaks, ii. 98. 



Sage, ii. 477. 



Walnut, ii. 92. 

 Blackberry, i. 171. 

 Bladder Nut, i. 108. 

 Bladder-pod, i. 43. 

 Bladdenvort, i. 586. 

 lechnum borcale, Swartz, ii. 

 343. 



doodioides, Hook., ii. 343. 

 Blennosperina, Less., i. 395. 



Californicum, Torr. & Gray, 



i. 395. 

 Blepharipappus, Hook., i. 357. 



glandtifosus, Hook., i. 368. 



scaber, Hook., i. 358. 

 Elite, Sea, ii. 58. 

 Blit/um, Tourn., ii. 46. 



Bonus- Henricus, ii. 48. 



Californicum, Watson, ii. 48. 



Blitumcapitatiim, Linn., ii. 48. 



carinatum, Moq., ii. 48. 



dienopodioidcs, Nutt., ii. 49. 



glandulosum, Moq., ii. 48. 



maritimum, Nutt., ii. 48. 



polymorphum, Meyer, ii. 48. 



rubrum, Reichenb., ii. 48. 

 Bloomeria, Kellogg, ii. 152. 



aurea, Kellogg, ii. 152. 

 Blue-curls, i. 608. 

 Blue-eyed Grass, ii. 140. 

 Blue-joint, ii. 324. 

 Blue-Grass, Kentucky, ii. 



312. 



Blue Oak, ii. 95. 

 Blyttia suaveolens, Fries, ii. 



276. 

 Bcehmeria uivea, Hook. & Am., 



ii. 63. 

 Boerhaavia, Linn., ii. 5. 



erecta, Linn., ii. 5. 



Graliami, Gray, ii. 6. 



hirsuta, Willd., ii. 6. 



scandens, Linn., ii. 6. 



spicata, Choisy, ii. 6. 

 Bog Asphodel, ii. 185. 

 Bog-rush, ii. 203. 

 Boisduvalia, Spach, i. 233. 



densiflora, Watson, i. 233. 



Douglasii, Spach, i. 233. 



glabella, Watson, i. 233. 



Torreyi, Watson, i. 233. 

 Bolandra, Gray, i. 196. 



Califoruica, Gray, i. 196. 

 Bolivaria, Cham. &. Schlecht., 



i. 471. 

 Boltonia, sp., Benth. & Hook., 



i. 397. 



BORRAGIXACE.E, i. 518. 

 Bosch niakia, C. A. Meyer, i. 

 585. 



glabra, Mey., i. 585. 



Hookeri, Walp., i. 585. 



strobilacea, Gray, i. 585, ii. 



476. 

 Botrychium, Swartz, ii. 331. 



australe, R. Br., ii. 332. 



silaifolium, Presl, ii. 332. 



simplex, Hitchcock, ii. 331. 



ternatum, Swartz, ii. 332. 



Virginianum, Swartz, ii. 332, 



485. 

 Bouteloua, Lag., ii. 290. 



aristidoides, Thurb., ii. 291. 



oligostachya, Torr., ii. 291. 



polystachya, Torr., ii. 291. 



pumila, Buckl., ii. 291. 

 Boykinia, Nutt., i. 195. 



aconitifolia, Nutt., i. 196. 



major, Gray, i. 196. 



occidentalis, Torr. & Gray, i. 

 196. 



occidentalis, Gray, i. 196. 



Richardsonii, Gray, i. 196. 



rotundifolia, Parry, ii. 445. 

 Bowlesia, Ruiz & Pavon, i. 255. 



lobata, Ruiz & Pavon, i. 255. 



Bowlesia tenera, Spreng., i. 255. 

 Box Elder, i. 108. 

 Brachyactis, Ledeb., i. 326. 



ciliata, Ledeb., i. 326. 



ciliata, Benth., i. 326. 



frondosa, Gray, i. 326. 

 Brachyris, Nutt., i. 302. 



Eutiiamiw, Nutt., i. 302. 

 Brachythccium, Schimp., ii.412. 



asperrimum, Sulliv., ii. 413. 



collinum, Bruch & Schimp., 

 ii. 413. 



Hillebrandi, Lesq., ii. 413. 



lastum, Bruch & Schimp., ii. 

 412. 



populeum, Bruch & Schimp., 

 ii. 413. 



rutabulum, Brach& Schimp., 

 ii. 413. 



salebrosum, Bruch & Schimp., 



ii. 413. 



Bracken, ii. 341. 

 Brahea, Martius, ii. 212. 



armata, Watson, ii. 212. 



dulcis, ii. 211. 



edulis, Wendl., ii. 212. 



filamcntosct , Hort., ii. 211. 

 Brake, Cliff, ii. 339. 



Rock, ii. 341. 

 Brasenia, Schreber, i. 16. 



peltata, Pursh, i. 16. 

 Brassica, Linn., i. 39. 



campestris, Linn., i. 39. 



nigra, Boiss., i. 39. 



Sinapistrum, Boiss., i. 40. 

 Braunia, Bruch & Schimp., ii. 

 375. 



Californica, Lesq., ii. 375. 

 Brevoortia, Wood, ii. 156. 



coccinea, Watson, ii. 156. 



Ida-Maia, AVood, ii. 156. 

 Brewerina suffrutcscens, Gray, 



i. 69. 

 Brickellia, Ell., i. 299. 



Californica, Gray, i. 300. 



Coulteri, Gray, i. 300. 



graudiflora, Nutt., i. 300, 613. 



Greenei, Gray, ii. 453. 



hastata, Benth., i. 300. 



incana, Gray, i. 300. 



linifolia, Eaton, i. 300, ii. 

 453. 



microphylla, Gray, i. 300. 



oblongifolia, Nutt., i. 300. 



Wrightii, Dur. & Hilg., i. 



300. 



Brier, Green, ii. 186. 

 Brisegnoa Chilensis, Gay, ii. 



32. 



Bristly Foxtail Grass, ii. 260. 

 Briza, Linn., ii. 316. 



Canadensis, Nutt., ii. 308. 



Eragrostis, Linn., ii. 315. 



media, Linn., ii. 316. 

 Brizopyrum, Link, ii. 306. 



Amcricanum, Link, ii. 306. 



boreale, Presl, ii. 306. 



