INDEX.
| ACERAS. | BROWN. |
- Aceras anthropophora, 26; pollen-tubes, 258
- longibracteata, 26
- , monstrous flowers, 255
- Acianthus exsertus, 90
- fornicatus, 90, 280
- sinclairii, 90; fertilised by insects, 280
- Acontia luctuosa with pollen-masses, 31
- Acropera, pollinia of, 154, 156; upper petals, 276
- loddigesii, 166
- luteola, 166; vessels of, 239
- Adaptations, how far special, 267; diversity of, 282
- Aerides, movement of poUinia, 156; secretion of nectar, 265
- cornutun, 265
- odorata, 158
- virens, 156
- Amici, on number of pollen-grains in Orchis morio, 278
- Anderson, Mr., on Dendrobium, 142; on the Epidendrea, 147
- Angræcum, viscid matter in, 251
- distichum, 154
- eburneum, 155
- sesquipedale, 154, 162, 282; nectary of, 265
- Antennæ of the rostellum of Catasetam, 184, 187
- Anthers, rudimentary, 240
- Apostasia, 248
- Arethuseæ, 80
- Auricles, or papillæ, rudimentary, 241, 242
- Babington, Prof., on the rostellum, 255
- Baillon, M., on Catasetum, 191
- Barkeria, 146.
- Bateman, Mr., obligations to, 105, 162; on Cycnoches, 224.
- Battershy, Dr., obligations to, 106
- Bauer, Mr., on pollen-grains in Cephalanthera, 80, 82; on pollen-masses of Bletia, 143
- Bee Ophrys, 52
- Beer, J. G., on Catasetum, 197; on Cyonoches, 224
- Bees with attached pollinia, 30
- Belt, Mr., on Angræcum sesquipedale, 165
- Bentham on monstrous flowers of Orchis pyramidalis, 38
- Bird's-nest Orchis, 125
- Bolbophyllum, 274; upper petals, 276
- barbigerum, 138
- cocoinum, 137
- cupreum, 137; nectary of, 265
- rhizophoræ, 137
- Bonatea speciosa, 71, 76; vessels of, 244; modified structure, 264; caudicle, 361
- Bond, Mr. F., on moths with attached pollinia, 30; obligations to, 72, 75
- Bracteæ, secreting nectar, 266
- Brassia, movement of pollinia, 156
- Bree, Mr., on seed of Epipactis latifolia, 278
- Brongniart, M., on secretion of nectar, 41; on Catasetum, 196; spiral vessels in Orchids, 235; on Uropedium, 240
- Bronn, Prof., on Stanhopea devoniensis, 171; classification of organic beings, 264
- Brown, C, on Sobralia macrantha, 91
- , Robert, on the fertilisation of Orchids, 3; viscidity of stigma, 13; Ophrys apifera, 54; utriculi of the stigma, 202; homologies of Orchids, 234, 235, 237; rostellum of Orchids, 247; Apostasia, 248;
