216 MISSOURI BOTANICAL GARDEN. 
Campylopua, 181, 183, (183). 
Canna, 151. 
Capsella, 95. 
Cardamine, 93. 
Carduus, 124, (124). 
Carex, 158. 
Carum, 116. 
Caucalis, 117. 
Caulacanthus, 191. 
Cedronella, 141. 
Cenomyce, (200), (201). 
Centaurea, 124. 
Centranthus, 119. 
Centroceras, 190. 
Centunculus, 131. 
Cephalozia, 186, 
Ceramium, 189. 
Cerastium, 98. 
Cerasus, (109). 
Ceratodon, 183, 
Ceratophyllum, 150, 
Cercospora, 210. 
Chaerophyllum, 116. 
Chaetomorpha, 197. 
Chara, 188, 
Chelidonium, 92. 
Chenopodium, 145, 210. 
Chiloscyphus, 186. 
Chironia, (132). 
Chlorea, (201). 
Chondria, 190, (190). 
Chroococcus, (195), 199. 
Chrysanthemum, 122, 
Chrysymenia, 190, 
Cicendia, (132). 
Cichorium, 125. 
Cirsium, (124). 
Cladium, 1658. 
Cladonia, 200. 
Cladophora, 193, 197. 
Cladostephus, 193. 
Clathrus, 206. 
Clinopodium, (141). 
Cnicus, 124. 
Codium, 189, 197. 
Coleochaete, 198. 
Coleosporium, 207, 
Coleostephus, (122). 
Collema, 200. 
Colpomenia, 193, 197. 
Colocasia, 155. 
Conferva, 197, (197). 
Conium, 115, 
Conocephalum, 188. 
Convolvulus, 134, (134). 
Conyza, (121). 
Corallina, 189. 
Corema, 150. 
Coriandrum, 117. 
Cosmarium, 195, (195). 
Cotyledon, 112. 
Crepis, (125), 126, 207. 
Crithmum, 117. 
Ctenidium, (177). 
Cylindrospermum, 199. 
Cymatopleura, 194. 
Cynodon, 165. 
Cynoglossum, 133. 
Cynosurus, 166. 
Cyperus, 157. 
Cystea, (170). 
Cystopteris, 170. 
Cystoseira, 192. 
Cytisus, 104. 
Daboecia, 130. 
Danthonia, (165). 
Daphne, 148. 
Datura, 135. 
Daucus, 117. 
Davaliia, 170. 
Delesseria, (190). 
Delphinium, 92. 
Demazeria, 167. 
Deschampsia, 164. 
Desmatodon, 182. 
Deyeuxia, (162). 
Dichothrix, 198. 
Dicksonia, 170. 
Dicranum, 184. 
Dictyosphaerium, 196, 
Dictyota, 193. 
Digitalis, 137. 
Digitaria, (160). 
Diphyscium, 180, 
Disandra, (137). 
Disphinctium, 195 
Dorycnium, (107) 
Ecballium, 114. 
Echium, 134. 
Elatine, 99. 
Eleocharis, 158. 
Eleusine, 165. 
Empusa, 208. 
Endocarpon, 206. 
Enteromorpha, 197. 
Entosthodon, 181. 
Epilobium, 113. 
Epipterygium, (181). 
Equisetum, 175. 
Eragrostis, 165. 
Erica, 129, (129). 
Erigeron, 82, 120. 
Eriobotrya, 200. 
Erodium, 102. 
Erysiphe, 208. 
Erythraea, 132. 
