INDEX 



OF THE 



NATURAL ORDERS AND GENERA. 



»»» The names of the Orders are in Capitals.— Suborders are marked with the (♦), and Sections with 

 ^he (•).— The Tribes are in Roman spaced,— the Genera in Roman,— and the Synonyms in Italic. The 

 •jgures after Syn. refer to the Synonyms of the Genus ne.xt above. 



Abies, 



A b i e t i n e !8. 



Abutilon, . 



Acalypha, 



ACANTHACE.E, 



Acer, 



Sy 

 ACERACEiE, 

 Acerates, 

 Acetosa, . 

 Achillea, . 

 Aclujranthes, . 

 Acnida, . 

 Acointum, 

 Acorus, 



Acrostichum, . 

 Actiea, 



Amphicarpaea, 



Aniphiotis, 



Arasonia, 



* AmyL'dtiles, 



Amygualus, 



Actinomeris, 



Syn. 147 

 . 341 

 Si/n. 347 



Adenarium, 

 Adiantum, 

 Adiumia, 

 Adonis, . 

 Aeschynomene, 

 .ffisculus, 

 .ffithusa, 

 Agathyrsus, . 

 Agave, 

 Agrimonia, 

 Asropyron, 

 AgTOstP.mma, . 

 Agrostideae, 

 Agrostis, . . .596 

 Syn. 599, 600, 601 

 Ailanthus, . . 2oa 

 Aira, . . .608 

 Syn. 609, 613 



. 230 



. 214 



. 289 



. 359 



. 539 



. 255 



. 619 

 191, 193 



. 223 



. 306 



. 457 



. 240 



. 24S 



Syn. 242 



ANACARDIACEjE, 202 



Anagallis, 

 Anchiisa, 



Syn. 433 

 Andromeda, . . 371 

 Syn. 373 

 Andropogon, . . 621 

 An dropogonese, 621 

 [Anemone, . . 139 

 Syn. 141, 148 

 . 290 

 . 290, 291 



Anethum 



Angelica, 



Anona, 



ANONACE.E, 



Anonynius, 



Antennaria, 



Anthemis, 



342 



Syn. 34' 



552 

 603 

 618 

 398 



Arundo. . 



Syn. 

 Asanim, . 



ASCLEriADACE.ff:. 

 Asclepias, 



ST/n. 

 Ascyrum, 



parages, 

 Asparajriis, 

 Asphwlelus, . 

 Aspidium, 



Brcwhystemum, 

 Brasenia, 

 Brassica, 

 Briza, 



Syn. 631 



Syn. 

 318— 



187 



207 



Ajugoidea), 



AlCfa, ■ . 



Aletris, 



Alcheinilla, 



Alisma, 



ALI.SMACE.ff: 



Allium, . 



Ainus, 



Alopecurus, 



A/sine, 



A I s i n e se, 



Althii-a, . 



Alyssum, 



Syn. 162 

 AMARANTHA- 



CEJE, . 

 Amaraiithus, . 

 AMARYLLIADA- 



CEiE. . 

 Amaryllis, 

 Amberboa, 

 Ambrosia, 

 Amelanchier, . 

 Amelhi-9, . 

 Amianthum, 

 Ammannia, 

 Ammi, 



Ammophila, . 

 Amorpha, 

 Ampelopsis, . 



358 



456 



Anthericeae, 

 Antho.vanthum. 

 Anthrirpogon, . 

 An ti r r h inesB, 

 Antirrhinum, . 



Syn 

 Anychia, . 

 Apargia, . 

 Apios, . . . 222 

 Apium, ... 288 



Syn. 289 

 Aplectrum, . . 531 

 APOCYNACE.S:, 

 Apocynum, 



AaUIFOLIACE.ff:, 381 

 Aquilegia, . . 145 

 Arabis, . . . I'iS 

 Syn. 162, 169 

 ARACE^, . . 519 

 Aralia, . . .294 

 ARALIACE^. . 291 

 Arbutus, . . .371 

 Archangelica, , 

 Archemora, 

 Arctium, 

 Arcfostaphylos 

 Arenaria, . 



Syn. 186, 189 

 Arethusa, 



290 



Argemonc 

 Aristida. 

 Aristolochia, . 

 ARISTOLOCHIA 



CEiE. . 

 Ariteneum, 

 Armeniaca, 

 Armeria, 

 Arnica, 

 Aronia, . 

 Arrhenatlicrwn, 

 Artemisia, 

 Arum, 



54* 



Syn. 535 



465 

 . 538 

 . 242 

 . 390 

 . 335 

 245, 246 

 . 609 

 . 349 

 . 519 



Syn. 520 



Asplenium, 



Aster, 



Syn. 325, 326, 327, 

 Asteroidea,'. 

 Astragalus, 

 Atheropogon, . 

 Atra^rne, 

 Atriple-x, 

 Atropa, 



Syn. 

 AURANTIACE.a;, 

 Avena, 



Syn. 609, 

 A vene EE, 

 Avicutaria, 

 Azalea, 



• Syn. 375, 376, 

 Azolla, . . 

 Baccharis, 



Syn. 

 Ballota, 



BALSAMIFLUJE, 

 BALSAMlNACEiE, 

 Baptisia, . 

 Barbarea, 



Bartonia, . 268 

 Bartsia, . . 409 

 Batatas, . . 442 

 Batschia, 

 Begonia, . 

 BEGOMACEiE, . 

 Bellis, 

 Benzoin, . 

 BERBER1DACE.I;: 

 Berbeiis, . 

 Beta. 

 Betula, . 



Syn. 

 BETULACEiE, . 

 "Bidens, 

 Bigelovia, 



Bignonia, . 394 

 BIGNONIACE.E. . 

 Bistoi ta, 

 Blephilia, 

 Blilum, . 

 Bcehera, . 

 Bcphmeria, 

 Boltoiiia, 

 Bootsia, ■ 

 Borrage a", . 

 BORRAGINACEiE 

 Borrago. 

 Botrychium, 

 Brachyelytrum, 



Bromus, 



Syn. 615, 

 Syn. 



Broussonetia, 



Bryophyllum. . 



Buchnera, 



B uchn ereiE, 



Bunias, . 



Biipleurum, 



Buxus, 



CAB0MBACE.a3. 



Cacalia, . 



CAGTACE^, 



Cactus, . 



* CsesalpinE, . 



Cakile, . 



Caiadiiim, 



Calam agrostis, 



Calendula, 



Calla, 



Callinpsis, 



Callistephus 



CALLITRICHA- 



CE/E, . 

 Callitriche, 

 Calopogon, 

 Caltha, . 

 CALYCANTHA- 



CEiE, . 

 Calycanthus, . 

 Calypso, . 

 Calystegia, 

 Camelina, 

 Camellia, 

 Campanula, . 



Syn. 36S, 

 eAMPANULACE.fE 

 t Campylospermae, 



Cannabiea;, . 

 Cannabis, 



CAPPARIDACEJE, 

 Cnpraria. 



CAPRIFOLIACE.ffi:, 

 Caprifnliuin, . 293, 

 Capsella, . 

 Capsicum, 

 Cardamine, 



Sijn. 

 Cajdiospermum, 

 Carduus, . 356 

 Carex, 

 Car ices, 

 Carpinus, 

 Carthamus, 

 Carum, . 

 Carya, 

 CARYOPHYLLA- 



CE^, . 

 Ca-'ssatulra, 

 Cassia, 

 Casswpe, 

 Castanea, 

 Castilleja, 

 CataJpa, . 



345, 346 



