SUPPLEMENT. 
Cirrhexa, Lindley. 
Cirrhopetalum, Lindley. 
Cissampelos, Linneeus. 
Cissus, Linneeus. 
Cistus, Linnzeus. 
Citharexylum, Linnzus. 
Citrullus, Schrader. 
Citrus, Linnæus. 
Cladrastis, Rafinesque. 
Clarkia, Pursh. 
Clausena, Burmann. 
Clavija, Ruiz and Pavon. 
Claytonia, Linnzeus. 
Cleisostoma, Blume. 
Clematis, Linneus. 
Cleome, Linnzeus. 
Clerodendron, Linnzus. 
Clethra, Linnzus. 
Cleyera, De Candolle. 
Clianthus, Solander. 
Clidemia, Don. 
Clintonia, Rafinesque. 
Clitoria, Linneeus. 
Clivia, Lindley. 
Clowesia, Lindley. 
Clusia, Linnzus. 
Cluytia, Linnzus. 
Cneorum, Linnzus. 
Cnestis, Jussieu. 
Cnicus, Linnzus. 
Cobæa, Cavanilles. 
Coccocypselum, P. Browne. 
Coccoloba, Linneeus. 
Cocculus, De Candolle. z 
Cochlearia, Linnæus. 
Cochliostema, Lemaire. 
Cochlospermum, Kunth. 
Cocos, Linnæus. 
Codiæum, Rumphius. 
Codonopsis, Wallich. 
Ceelestina, Cassini. 
Cælia, Lindley. 
Ceeliopsis, Reichenbach, jun. 
Coelogyne, Lindley. 
Coffea, Linnzeus. 
Coix, Linnæus. 
Cola, Schott. 
Colchicum, Linneeus. 
Coldenia, Linnzus. 
Colea, Bojer. 
Colebrookia, Smith. 
Coleonema, Bartling and Wendland. 
Coleus, Loureiro. 
Colletia, Commerson. 
Collinsia, Nuttall. 
Collinsonia, Linnæus. 
Collomia, Nuttall. 
Colocasia, Schott. 
Cologania, Kunth. 
Colquhounia, Wallich. 
Colubrina, L. O. Richard. 
Columellia, Ruiz and Pavon. 
Columnea, Linnæus. 
Coluria, Brown. 
Colutea, Linnaeus. 
Comaropsis, L. C. Richard. 
Comarostaphylis, Zucearini. 
Comarum, Linnæus. 
Combretum, Linneus. 
Comesperma, Labillardidre. 
Commelina, Linnæus. 
Comocladia, P. Browne. 
Comparettia, Poeppig. 
Genera and their Authors—continued. 
Comptonia, Banks. 
Conandron, Siebold and Zuccarini. 
Conanthera, Ruiz and Pavon. 
Conium, Linnzus. 
Connarus, Linnzus. 
Conocarpus, Gartner. 
Conospermum, Smith. 
Conostegia, Don. 
Conostephium, Bentham. 
Convallaria, Linngus. 
Convolvulus, Linnæus. 
Conyza, Lessing. 
Cookia, Sonnerat. 
Cooperia, Herbert. 
Copaifera, Linnzus. 
Copernicia, Martius. 
Coprosma, Forster. 
Coptis, Salisbury. 
Corchorus, Linnzeus. 
Cordia, Linnzeus. 
Cordyline, Commerson. 
Corema, Don. 
Coreopsis, Linnzus. 
Corethrostylis, Endlicher. 
Coriandrum, Linneus. 
Coriaria, Linnzus. 
Coris, Linnzus. 
Cornus, Linnzus. 
Cornutia, Linnzeus. 
Corokia, Allan Cunningham. 
Coronilla, Linnzus. 
Correa, Smith. 
Cortusa, Linnzeus. 
Coryanthes, Hooker. 
Corydalis, De Candolle. 
Corylopsis, Siebold and Zuccarini. 
Corylus, Linnzus. 
Corynocarpus, Forster. 
Corynophallus, Schott. 
Corynostylis, Martius. 
Corypha, Linnzus. 
Corysanthes, R. Brown. 
Coscinium, Colebrooke. 
Cosmanthus, Nolte. 
Cosmelia, R. Brown. 
Cosmibuena, Ruiz and Pavon. 
Cosmos, Cavanilles. 
Cossignia, Commerson. 
Costus, Linnæus. 
Cotoneaster, Medikus. 
Cotyledon, Linnzus. 
Coulteria, Humboldt, Bonpland, and 
Kunth. 
Couroupita, Aublet. 
Coursetia, De Candolle. 
Cousinia, Cassini. 
Coutarea, Aublet. 
Coutoubea, Aublet. 
Cowania, Don. 
Crambe, Linnzus. 
Crassula, Linnzus. 
Crategus, Linnæus. 
Crateva, Linneus. 
Crawfurdia, Wallich. 
Crepis, Linneus. 
Crescentia, Linnaeus. 
| Crinum, Linneus. 
Cristaria, Cavanilles. 
Crithmum, Linnzus. 
Crocosmia, Planchon. 
Crocus, Linnzeus. 
Crossandra, Salisbury. 
Crotalaria, Linnzus. 
Croton, Linneus. 
Crowea, Smith. 
Crucianella, Linnæus. 
Cryptanthus, Otto and Dietrich. 
Cryptochilus, Wallich. 
Cryptocoryne, Fischer. 
Cryptogramme, R. Brown. 
Cryptomeria, Don. 
Cryptostegia, R. Brown. 
Cryptostemma, R. Brown. 
Cucumis, Linnzeus. 
Cucurbita, Linnæus. 
Culeasia, Palisot de Beauvois. 
Cunila, Linnæus. 
Cunninghamia, R. Brown. 
Cunonia, Linnzeus. 
Cupania, Linnzus. 
Cuphea, P. Browne. 
Cupressus, Linnæus. 
Curatella, Linnzeus. 
Curculigo, Gaertner. 
Cureuma, Linneus. 
Curtisia, Aiton. 
Cuscuta, Linnæus. 
Cussonia, Thunberg. 
Cyananthus, Wallich. 
Cyanella, Linnæus. 
Cyanophyllum, Naudin. 
Cyanotis, Don. 
Cyathea, Smith. 
Cyathodes, Labillardiére. 
Cycas, Linnæus. 
Cyclamen, Linnzus. 
Cyenoches, Lindley. 
Cydonia, Tournefort. 
Cylista, Aiton. 
Cymbidium, Swartz. 
Cynanchum, Linnzus. 
Cynara, Linneus. 
Cynoglossum, Linnæus. 
Cynometra, Linnæus. 
Cypella, Herbert. 
Cyperus, Linnzus. 
Cyphia, Bergius. 
Cyphokentia, Brongniart. 
Cyphomandra, Sendtner. 
Cyphosperma, H. Wendland. 
Cypripedium, Linnzus. 
Cyrilla, Garden. 
Cyrtanthera, Nees. 
Cyrtanthus, Aiton. 
Cyrtoceras, Bennett. Hon 
Cyrtochilum, Humboldt, Bonpland, 
and Kunth. 
Cyrtopodium, R. Brown. 
Cyrtostachys, Blume. 
Cystacanthus, T. Anderson. 
Cystopteris, Bernhardi. 
Cytisus, Linnæus. 
Dabescia, Don. 
Daerydium, Solander. 
Dactylis, Linnzus. 
Dactyloctenium, Willdenow. 
Demia, R. Brown. 
Dsemonorops, Blume. 
Dahlia, Cavanilles. 
Dais, Linnzus. * 
Dalea, Linneus. 
D 
Dalechampia, Linnzus. 
