BUTTEUFL1E3. 



INDEX. 



CENDIIOBIUM. 



295 



pollen-tubes, 258 ; Sprengel's 



work, 275 

 Butterflies with attached polUuili, 



31 

 Butterfly orchis, 09 

 , lesser, 73 



Chladenia dimorpM, 89 



Calr-ena, 89 



Calantlte dominii, 161 



jnosuca, structure of flower, 



161 ; long nectary, 267, 269 



veraMfolia, 280 



veitita, 162 



Carpenter, Dr., on Myanthus and 

 Catasetum, 196 



Catasetidss, 178 



Catasetum, ppcnliar rostellum, 256 ; 

 labellum, 270 



- — eallosum, 192, 195 



luHdum, 191 



merdosuin, 206 



planiceps, 193 



nacoatum, structure <if flower, 



180-185; ve.-isek of, 2c;9 



tabulare, lii2 



tridentatum, structure of 



flower, 191 ; three forms on the 

 same plant, 196; a male orchid, 

 197 ; vessels of, 239 ; peculiar 

 form of rostellum, 256; nectar- 

 receptacle, 209 



Cattleya, structure of flower, 143- 

 148 ; vessels ' of, 239 ; nectary, 

 205 



erispa, 147 



Caudicles of pollinia in 1 he Vandess, 

 152 ; development of, 252 ; stnic- 

 tnre, 260, 261 



Cephalanthera, number of seeds, 277 



ensijolia, 86 



grandiflora, structure of fl iwcr, 



80-86 ; vessels, 239, 242 ; change 

 of colour in viscid secretion, 249 ; 

 pollen, 2.59; kbellum, 269; num- 

 ber of seed, 277 ; upriu;ht position 

 of flower, 287 ; partially self-fer- 

 tile, 290 



Cheeseman, Jlr., on Pterostylis 

 trullifolia, 88 ; Aciaiilhtis sin- 

 elairii, 90 ; Mup'-rfect fertilisatiou 

 of Pterostylis, 280 



Chysis, 146 



Cinhsea, contracted stigma, 17i 



Clinandrum, the, 241 



Coelogyne cristata, 146 



Coryanlhes, 90, 173 ; nectary, 232 ; 

 secretion of nectar, 265 



fieldingii, 175 



maorantlia, 175 



speeiosa, structure of flower, 



174 



triloba, partially self-sterile, 281 



Criiger, Dr., on the Epiden&ress, 

 147; Gongora mamlata, 168 

 Stanhopea, 171; Coryanthea, 173 

 0. maorantha, 175 ; Catasetum. 

 197, 200; female pnllon-masses, 

 202; Selempedium palmifolium, 

 232; homologies in Orchids, 285 

 bees gnawing the labellum, 270 



Cyenoclies egertonianum, 224 



ventricosum, structure of flower, 



220-224 



Cymbidium giganteum, 155 : pol- 

 linia, 252, 260; moditteatiun of 

 form, 263 



Cypripedium, structure of flower, 

 226 ; secretiou from, 229 ; pullen, 

 262; labellum, 275 



acaule, 229 



barbatum, vessels of, 239 



caJceolus, 229-231 ; fertilised 



only by small bees, 282 



candidum, 235 



pubescens, 229, 230 



purpuratum, vessels of, 239 



Cyrtosiylis, 90 



Darwin, Francis, on the movement 

 of the awn of Stipa, 273 



, George, insects fertilising 5(sr- 



miniuin monoreliis, 61 ; Gymna- 

 denia mnopsea, 67 



, William, on Epipactis paltistris, 



99, 100 



Delpino on insects being deceived by 

 the presence of a nectary not con- 

 taining nectar, 41 ; sterility of 

 Spider Ophrya, 50, 51 ; Ceplialan- 

 thera ensifoUa, 86 ; movements of 

 pollinia, 155; fertilisation of Cjjjri- 

 pedium caloeoltis, 231 ; imperfect 

 fertilisation of Ophrys aranifera 

 in Liguria, 280 



Dendrobium, length of anthur, 287 



bigibbum, 142 



cretaeeum, 142, 291 



