3o6 



INDEX. 



British Spurges, 200. 



Broad bean, embryo of, 19, 20, 



Broom-rapes, the, 249. 



Bryony, 104. 



Bryophylhims^ the, 57, 58, 59. 



Buckwheat, 53. 



Bulbils, 190. 



Bulbs and mammalia, 127. 



Bull's-horn Thorn, Acacia, 144. 



Bunbury, Sir Charles, 151, 265. 



Biiphane toxicaria, 127. 



Burdock, the, 107. 



Bush-ropes, 47. 



Buttercups, secretion of, 123. 



Butterworts, 127, 279. 



Cactus, leaves of, 205. 



Cactuses and Euphorbias, 151. 



Caladhim seginnicm, 123. 



Calami fes and Eqtiisetacecs, 130. 



Caltha pahistris, 196. 



Campanulas, the, 'j']. Si. 



Campion, night-flowering, 82. 



Cannon Ball-tree, 135. 



Carboiiiferous flora, the, 299, 300. 



Cardamine p7'atensis, 59. 



Carline Thistle, 1 1 1. 



Cassytha Jiliformis, 248. 



Catchflies, the, 142. 



Cattle and poisonous plants, 49. 



Celandine, the, 84. 



Cells, shapes of, 22, 



Centrajithtis richer, 1 1 2. 



Cephalotiis, 278. 



Ce strum, 118. 



Cherry, 94, 99. 



Ch lor a perfoliata, 6 , 127. 



Chlorophyll of cells, 23, 28. 



Circulation of sap, 26. 



Citric acid in fruits, 126. 



Classification of Linnaeus, 33, 61, 

 70. 



Cleavers, the, 47, 50, 107. 



Cleistogamic flowers, 219; Dar- 

 win on, 222 ; and ovaries, 224. 



Clematis vitalba, 53. 



Climbing plants, European, 237 ; 



Fumitory, 53.^ 

 Clock of Dandelion, iio; Goat's- 



beard, no. 

 Club-mosses, ancient, 43. 

 Coloured calyces of flowers, 195. 

 Colours, double, of flowers, 82. 

 Commensalism, vegetable, 227, 

 Compositce, seed dissemination of, 



109. 

 Cooke, Dr., 108, 109, 277, 

 Co-operation in flowers, 167; fruits, 



177 ; perfumes, 177. 

 Cope, Prof., on volition, 9. 

 Corydalis claviculata, 53. 

 Cotton-plant, 112; grass, 112. 

 Couch-grass, 13. 

 Creeping stems of strawbeny, etc., 



190. 

 Crepis pulch ra, 141. 

 Cretaceous period, flora of, 299, 300. 

 Crucifera, 124. 

 Cuckoo-flower, buds of, 59. 

 Cucumber, Squirting, 108. 

 Cuscuta Euj'opcBa, 246. 



Dandelion, pappus of, no. 



Darlingtonia, the, 274, 



Darwin, i, 53, 67, 71, 80, 87, 88, 



90, 222, 225, 268. 

 Dewberry, the, 98. 

 Dicotyledons, 19. 

 Digitalis purpurea, 124. 

 Dioecious flowers, 92. 

 Diouiza muscipula, 266. 

 Dipsacece, 112, 177. 

 Distribution of Sundews, 266. 

 Dodders, the, 245. 

 Dog's Mercury, the, 74. 

 Drooping flowers, 195. 

 Drosera rotundifolia, 260. 

 Dumb-cane, the, 130. 

 Duration of plant life, 214. 

 Dutch Rushes, 130. 



ECHIUM VULGARE, 82. 



Elm, 59, 71, 112. 



