138 



INDEX TO KEY OF FAMILIES AND GENERA 



Astelia, 128. 

 Aster; 105. 

 Asterlinosyris, 107. 

 Astilbc, 98. 

 Astragalus, 95. 

 Astrantia, 101. 

 Astrocaryum, 129. 

 Asystasia, 114. 

 Atalantia, 91. 

 Athrotaxis, 120. 

 Atraphaxis, 117. 

 Atriplex, 116. 

 Atropa, 112. 

 Attalea, 129. 

 Aubrietia, 88. 

 Aucuba, 102. 

 Audibertia, 115. 

 Audouinia, 98. 

 Avena, 134. 

 Averrhoa, 90. 

 Avicennia, 115. 

 Azara, 88. 

 Azolla, 136. 



Babiana, 124. 

 Baccaurea, 118. 

 Baccharis, 105. 

 Backhousia, 99. 

 Bactris, 129. 

 Bacularia, 130. 

 Bffiria, 106. 

 Bahia, 106. 

 Baikisea, 95. 

 Balaka, 131. 

 BALSAMINACE.S, 81, 90. 

 Balsamocitrus, 91. 

 Balsamorrhiza, 106. 

 Bamburanta, 125. 

 Bambusa, 134. 

 Banksia, 117. 

 Baphia, 95. 

 Baptisia, 94. 

 Barbacenia, 125. 

 Barbarea, 88. 

 Barbieria, 95. 

 Barleria, 114. 

 Barosma, 91. 

 Barringtonia, 99. 

 Basella, 116. 

 BASELLACE^E, 85. 

 Batemannia, 123. 

 Bauera, 98. 

 Bauhinia, 95. 

 Beaufortia, 99. 

 Beaumontia, 111. 

 Begonia, 100. 

 BEGONIACE^E, 82, 100. 

 Belemcanda, 124. 

 Bellis, 105. 

 Bellium, 107. 

 Beloperone, 114. 

 Benincasa, 100. 

 Bentinckia, 131. 

 Benzoin, 117. 



BEBBEBIDACE..E, 80, 87. 



Berberidopsis, 88. 

 Berberis, 87. 

 Berchemia, 92. 

 Bergerocactus, 101. 

 Berria, 90. 

 Bersama, 92. 

 Bertholletia, 99. 

 Bertolonia, 99. 

 Beschorneria, 125. 

 Besleria, 114. 

 Bessera, 127. 



Beta, 116. 

 Betula, 119. 

 BETULACE.E, 84, 119. 

 Biarum, 131. 

 Bidens, 106. 

 Bifrenaria, 123. 

 Bigelovia, 105. 

 Bignonia, 113. 



BlONONIACE^E, 83, 113. 



Billardiera, 88. 

 Billbergia, 126. 

 Biophytum, 90. 

 Bischofia, 118. 

 Bismarckia, 131. 

 Bixa, 88. 

 BIXACE.E, 80, 88. 

 Blakea, 99. 

 Blandfordia, 127. 

 Blechnum, 135. 

 Blepharis, 114. 

 Blepharocalyx, 99. 

 Bletia, 122. 

 Bletilla, 122. 

 Blighia, 92. 

 Bloomeria, 128. 

 Blumenbachia, 100. 

 Bocconia, 87. 

 Boea, 114. 

 Boehmeria, 118. 

 Bolandra, 98. 

 Bollea, 123. 

 Boltonia, 105. 

 Bomarea, 125. 



BOMBACACE.E, 81, 90. 



Bombax, 90. 

 Bongardia, 87. 



BOBAGINACEjE, 83, 111 



Borago, 111. 

 Borassus, 129. 

 Boronia, 91. 

 Bosea, 116. 

 Botrychium, 135. 

 Bougainvillea, 116. 

 Boussingaultia, 116. 

 Bouvardia, 103. 

 Bowcnia, 120. 

 Bowiea, 127. 

 Bowkeria, 113. 

 Boykinia, 98. 

 Brachychseta, 105. 

 Brachychilus, 125. 

 Brachychiton, 90. 

 Brachycome, 105. 

 Brachysema, 95. 

 Brahea, 129. 

 Brainea, 136. 

 Brasenia, 87. 

 Brassavola, 122. 

 Brassia, 123. 

 Brassica, 87. 

 Bravoa, 125. 

 Braya, 88. 

 Brevoortia, 127. 

 Breweria, 111. 

 Breynia, 118. 

 Brickellia, 105. 

 Briza, 134. 

 Brodiffia, 127. 

 Bromelia, 125. 



BBOMELIACEjE, 85, 125. 



Bromheadia, 123. 

 Bromus, 134. 

 Brosimum, 118. 

 Broughtonia, 122. 

 Broussonetia, 118. 

 Browallia, 112. 



Brownea, 95. 

 Bruckenthalia, 108. 

 Brunella, 115. 

 Brunfelsia, 112. 

 BBUNLACE.E, 82, 98. 

 Brunsvigia, 125. 

 Bryanthus, 108. 

 Bryonia, 100. 

 Bryonopsis, 100. 

 Bryophyllum, 98. 

 Buckleya, 117. 

 Buddleia, 110. 

 Bulbine, 127. 

 Bulbinella, 127. 

 Bulbocodium, 128. 

 Bulbophyllum, 123. 

 Bumelia, 109. 

 Buphane, 125. 

 Buphthalmum, 105. 

 Bupleurum, 101. 

 Burbidgea, 125. 

 Burchellia, 103. 

 Bursaria, 88. 

 Bursera, 91. 



BUBSEBACE^E, 81, 91. 



Butea, 95. 



BUTOMACE*:, 85, 132. 

 Butomus, 132. 

 BCXACE*:, 84, 119. 

 Buxus, 119. 

 Byrsonima, 90. 



Cabomba, 87. 

 Cacalia, 107. 

 Cacaliopsis, 107. 

 CACTACE*:, 82, 100. 

 Cactus, 100. 

 Cadia, 94. 

 Csesalpinia, 95. 

 Cajanus, 95. 

 Caladium, 131. 

 Calamagrostis, 134. 

 Calamintha, 116. 

 Calamovilfa, 134. 

 Calamus, 129. 

 Calandrinia, 89. 

 Calanthe, 122. 

 Calathea, 125. 

 Calceolaria, 112. 

 Calendula, 107. 

 Calimeris, 107. 

 Calla, 131. 

 Calliandra, 93. 

 Callianthemum, 86. 

 Callicarpa, 114. 

 Calliphruria, 125. 

 Callipsyche, 125. 

 Callipteris, 136. 

 Callirhoe, 89. 

 Callistemon, 98. 

 Callistephus, 105. 

 Callitris, 120. 

 Callopsis, 132. 

 Calluna, 108. 

 Calochortus, 128. 

 Calodendrum, 91. 

 Calonyction, 111. 

 Calophaca, 95. 

 Calophyllum, 89. 

 Calopogon, 122. 

 Calothamnus, 98. 

 Calotropis, 110. 

 Calpurnia, 94. 

 Caltha, 86. 

 Calvoa, 99. 

 CALYCANTHACE.E, 80, 86. 



Calycanthus, 86. 

 Calycotome, 94. 

 Calyocarpum, 86. 

 Calypso, 122. 

 Calyptrogyne, 131. 

 Camarotis, 123. 

 Camassia, 128. 

 Camellia, 89. 

 Camcensia, 95. 

 Campanula, 108. 

 CAMPANULACE.E, 82, 107. 

 Campanumaea, 107. 

 Camphora, 117. 

 Campsidium, 113. 

 Campsis, 113. 

 Camptosorus, 136. 

 Canangium, 86. 

 Canarina, 107. 

 Canavalia, 95. 

 Candollea, 85. 

 CANDOLLEACE.E, 85. 

 Canistrum, 126. 

 Canna, 125. 

 Cannabis, 118. 



CANNACEjE, 85, 125. 



Cantua, 111. 

 CAPPABIDACE.E, 80, 88. 

 Capparis, 88. 

 CAPBIFOLIACE.E, 82, 102. 

 Capsicum, 112. 

 Caragana, 95. 

 Caralluma, 110. 

 Cardamine, 88. 

 Cardiandra, 97. 

 Cardiospermum, 92. 

 Carduus, 105. 

 Carex, 133. 

 Carica, 100. 



CABICACEjE, 82, 100. 



Carissa, 110. 

 Carlina, 105. 

 Carludovica, 131. 

 CarmichaJia, 95. 

 Carnegiea, 101. 

 Carpenteria, 97. 

 Carpinus, 119. 

 Carrieria, 88. 

 Carthamus, 105. 

 Carum, 101. 

 Carya, 118. 

 Caryocar, 85. 

 CABYOCARACE^E, 85. 

 CABYOPHYLLACE^E, 81, 89 

 Caryopteris, 115. 

 Caryota, 130. 

 Casimiroa, 91. 

 Cassebeera, 135. 

 Cassia, 95. 

 Cassine, 92. 

 Cassiope, 108. 

 Cassipourea, 98. 

 Castanea, 119. 

 Castanopsis, 119. 

 Castanospermum, 94. 

 Castilleia, 113. 

 Casuarina, 118. 

 CASDARINACE-E, 84, 118. 

 Catalpa, 113. 

 Catananche, 107. 

 Catasetum, 122. 

 Catesbsea, 103. 

 Catha, 92. 

 Catopsis, 126. 

 Cattleya, 122. 

 Caulophyllum, 87. 

 Cautlea, 125. 



