BUTTEKFLIE3. 



INDEX. 



DEXDHOBIITM. 



295 



poUon-tubes, 258 ; Sprengel's 



work, 275 

 Butterflies with attached poUiuia, 



31 

 Butterfly orchis, 69 

 , lesser, 73 



Galadenia dimorpha, 89 



Calmna, 89 



Cala/nfhe dominii, 161 



masuca, structure of flower, 



161 ; long nectary, 267, 269 



veratri/olia, 280 



vestita, 162 



Carpenter, Dr., on Myantlius and 

 Catasetum, 196 



Catasetidse, 178 



Catasetwm, peculiar rostellum, 256 ; 

 labellum, 270 



aallosum, 192, 195 



luridum, 191 



mentomm, 206 



plam-ceps, 193 



saccatum, sti'uoture of flower, 



180-185; vessels of, 239 



tahulare, 192 



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- 

 reoeptacle, 269 



Cattleya, structure of flower, 143- 

 148 ; vessels of, 239 ; nectary, 

 265 



crispa, 147 



Caudioles of poUinia in the Yandex, 

 152 ; development of, 252 ; struc- 

 ture, 260, 261 



Cephalanthera, number of seeds, 277 



ensifolia, 86 



graudiflora, structure of flower, 



80-86; vessels, 239, 242; change 

 of colour in viscid secretion, 249 ; 

 pollen, 259; ■labellum, 269; num- , 

 bar of seed, 277 ; upright position 

 of flower, 287 ; partially self-fer- 

 tile, 290 



Cheeseman, Mr., on Pterosiylis 

 trullifoUa, 88 ; Acianfhus sin- 

 clairii, 90 ; imperfect fertilisation 

 of PterostyUs, 280 



Ghysis, 146 



Cirrhiea, contracted stigma, 171 



Clinandrum, the, 241 

 Ccelogyne cristata, 146 

 Coryanthes, 90, 173 ; nectary, 232 ; 



secretion of nectar, 265 



fieldingii, 175 



macrantha, 175 



speciosa, structure of flower, 



174 



<n7o6a, partially self-sterile, 281 



Criiger, Dr., on the Epidendreie, 



147; Gongora maaulaia, 168; 



Stanhopea, 171 ; Coryanthes, 173; 



C. macrantha, 175 ; Catasetum, 



197, 200 ; female jollen-masses, 



202 ; Selenipedium pdlmifoliv/m, 



232 ; homologies in Orchids, 235 ; 



bees gnawing the labellum, 270 

 Cyonoches egertonianum, 224 

 ventrioosum, structure of flower, 



220-224 

 Cymbidium giganteum, 155 ; pol- 



linia, 252, 260; modification of 



form, 263 

 Gypripedium, structure of flower, 



226 ; secretion from, 229 ; pollen, 



262 ; labeUum, 275 



acaule, 229 



barhatum, vessels of, 239 



calceolus, 229-231 ; fertilised 



only by small bees, 282 



aandidum, 235 



pubesoens, 229, 230 



purpwatum, vessels of, 239 



Gyrtostylis, 90 



Darwin, Francis, on the movement 

 of the awn of Stipa, 273 



, George, insects fertilising iZer- 



minium monorchis, 61 ; Gymna- 

 denia oonopsea, 67 



, William, on j~ 



99, 100 



Delpiuo on insects being deceived by 

 the presence of a nectary not con- 

 taining nectar, 41 ; sterility of 

 Spider -ephrys, 50, 51 ; Cephalan- 

 thera ensifolia, 86 ; movements of 

 pollinia, 155; fertilisation of ^pn- 

 pediiim cdleeolus, 231 ; imperfect 

 fertilisation of Ophrys arani/era 

 in Liguria, 280 



Bendrobium, length of anther, 287 



bigibbum, 142 



cretaceum, 142, 291 



