INDEX. 



Ncames of Orders and Suboudeus in small capitals, of Genera and Sections iu Roman lower 

 case, and Si/uonijiny in Italics. 



Abrotanum, 403. 

 Abutilon, 87. 

 Acacia, 163. 

 Acffina, 186. 

 Acannttopappus, 304. 



ACAMIIACK.K, nS?. 



AcanlliciuiintlKi, 596. 

 Aanith<>inir/N,>, 72. 

 Acarpli:ea, 391. 

 Acer, 107. ^ 

 Accratcs, 476, 477. 



ACERINE^, 106. 



Achillea, 400. 

 Achillea, 381. 

 Achlys, 15. 

 Achyracligena, 371. 

 Achyronychia, 72. 

 Acoma, 356. 

 Aconitum, 12. 

 Acourtia, 422. 

 Actitia, 12. 

 Actinella, 393. 

 Actinolepis, 377. 

 Adenocaulon, 335. 

 Adenostegia, 580. 

 Adenostoma, 184. 

 Adenostyles, 300. 

 Adolphia, 101. 

 ^senilis, 106. . 

 Agarista, 355. 

 Ageratum, 387. 

 Agrimonia, 185. 

 Agrimony, 185. 

 Alar(;onia, 349. 

 Alrhemilla, 185. 

 Alfalfa, 132. 

 Allilaria, 94. 

 Algarobia, 163. 

 Alloseris, 429. 

 Allotropa, 461. 

 Alsine, 69. 

 Alum-root, 200. 

 Alyssum, 27. 

 Amauria, 385. 

 Amblyopappus, 385. 

 Amygdale^, 164. 

 Ambrosia, 344. 

 Ambrosia, 345. 

 Araelanchier, 189. 

 American Laurel, 456. 



Amman nia, 214. 

 Ammobroma, 464. 

 Animodia, 309. 

 AiiKiipha, 140. 

 Aiiiphiarliyris, 302. 

 Ampliltiiipjius, 303. 

 Anisinckia, 523. 



AXA1'AU1)IA(.'K.E, 109. 

 Aiia-allis, 469. 

 A,i,u,ll,rr!.,\ 477. 

 AiKiplialis, :U0. 

 Anathrix, 435. 

 Ancistrocarphus, 337. 

 Andromeda, 453, 456. 

 Androsace, 468. 

 Anemone, 3. 

 Angeliea,^65. 

 Aiiimcarims, 358. 

 xVnisocoma, 430. 

 Aiioplanthus, 584. 

 Antennaria, 338. 

 Antennaria, 341. 

 Anthomcles, 189. 

 Antirrliinastrum, 548. 

 Antirrhinum, 548, 622. 

 Antirrhinum, 552. 

 Apargia, 440. 

 Apargidium, 439. 

 Aphanostemma, 6. 

 AphantochcctM, 305. 

 Aphyllon, 584. 

 Apiastrum, 258. 

 Apium, 258. 

 Aplopappus, 310, 613. 

 Aplopa2)pus, 304, 311, 



315, 321, 323. 

 Apocynace^, 472. 

 Apocynum, 473. 

 Apple, 188. 

 Apple of Peru, 537. 

 Aquilegia, 9. 

 Arabis, 31. 

 Aralia, 273. 

 ARALIACE.B, 273. 

 Arbutus, 451. 

 Arbutus, 453. 

 Arctomecon, 21. 

 Arctostaphylos, 452 

 Arenaria, 68. 

 Argemone, 21. 

 Armeria, 465. 



Arnica, 414. 

 Aromia, 190. 

 Aromia, 385. 

 Arrow-wood, 335. 

 Artemisia, 402, .618. 

 Arfciu,isia, 401, 402. 

 Artichoke, 417. 

 Aruncus, 170. 

 Asagnm, 143. 



AsCLEl'IADACEiE, 474. 



Asclepias, 474, 620. 

 Asclcpias, 477. 

 Ash, 472. 

 Aster, 321, 614. 

 Aster, 303, 321, 326. 



331. 

 Astragalus, 144. 

 Astrophia, 160. 

 Atamisquiea, 50. 

 Atenia, 259. 

 Atragene, 3. 

 Aubergine, 538. 

 Audibertia, 600. 

 Awlwort, 43. 

 Azalea, 458. 

 Baccharis, 332, 614. 

 Bseria, 375. 

 Bahia, 379. 

 Bahia, 379. 

 Bahiopsis, 354. 



Baileya, 373. 



Balsam, 93. 



Balsam-root, 347. 



Balsamorhiza, 347. 



Baneberry, 12. 



Barbarea, 40. 



Barberry, 14. 



Barkhausia, 438. 



Bartonia, 236. ^ 



Bartsia, 575, 577. 



Batrachium, 5. 



Bearberry, 453. 



Bedstraw, 282. 



BfUnrdia, 423. 



l^ellilower, 447. 



Beloi)erone, 588. 



BERr.ERinA('E.E, 14. 



Bcrberis, 14. 

 Bergdla, 80. 

 IVrgia, 80. 

 Berginia, 588. 



Berula, 260. 

 Bidens, 357. 

 Big-Root, 240. 

 Bigclovia, 314, 613, 

 Bigaonin, 587. 

 BlUNONIACE^, 586. 

 15ill)crry, 450. 

 Bindweed, 533. 

 Biscutella, 48. 

 Black Nightshade, 538. 

 Blackberry, 171. 

 Bladder Nut, 108. 

 Bladder- pod, 43. 

 IJladdcrwort, 586. 

 i;i.Mni..sp.'rma, 395. 

 I'.lci]li;iii]iappus, 357. 

 nil phd ripKppus, 368. 

 Blepharizonia, 366. 

 Blue-curls, 608. 

 Boisduvalia, 233. 

 Bolandra, 196. 

 Bolivaria, 471. 

 Boruaginace/t;, 518. 

 Boschniakia, 585. 

 Bowlesia, 255. 

 Box-Elder, 108. 

 Boykinia, 195. 

 Brachyactis, 326. 

 Brachi/ris, 302. 

 Brasenia, 16. 

 Brassica, 39. 

 Brewcrina, 69. 

 Brickellia, 299, 613. 

 Brooklime, 572. 

 Brookweed, 470. 

 Brunella, 604. 

 Brvanthus, 456. 

 Buckbean, 485. 

 Buckeye, 106. 

 Bucktiiorn, 100. 

 Buddleia, 485. 

 Bulbnsti//is, 299, 409. 

 Bulliarda, 209. 

 Bnphlhahnum, 348. 

 Bur-Clover, 133. 

 Bur-:\Iarigold, 357. 

 Burnet, 186. 

 Burning-bush, 98. 

 1 Burrielia, 374. 

 BurricUu, 375, 379. 

 I Buttcrcu[i, 5. 



