INDEX 



499 



Coles, 1 66 

 Colloids, 9 

 Colour of flowers, 42 

 Columbine, 24 

 Comfrey, 114 



„ Group, 171 

 Common ancestor, 60 

 ,, Mullein, 141 

 Communities, 66 

 Comparative anatomy, 59 

 Competition, 57 

 Compositae, 41, 162 

 Composites, 157 

 Coniferous types, 90 

 Conifers, 61, 90, 91, 268 

 Continuous variation, 58 

 Convallaria majalis, 322 (325) 

 Convoluta, 9 

 Convolvulacese, 122 

 Convolvulus arvensis, 122, 123 



(125) 

 Convolvulus Group, 109, 112, 122, 



129 

 Conway, 185, 258 

 Cool temperate zones, 65 

 Coppice or scrub, 76 

 Coral Root, 159 

 Cordaitales, 90 

 Cord Grass, 398 



,, ,, association, 88 

 Corms, 17, 25 

 Cornacese, 229 

 Corn Parsley, 180 

 Cornish Moneywort, 149 

 Corolla, 41, 43 

 Coronarieae, 316 

 Corrigiola, 191 

 Cortex, 23 

 Corylese, 254 



Corylus Avellana, 255 (259) 

 Cotton Grass, 70, 291, 388, 389 



Cotton Grass association, 87 

 ,, „ heather moor, 86 



,, ,, moor, 86 



Cotyledons, 4, 5, 6, 21, 27, 35, 2^ 

 Couch Grass, 406 

 Cow Tree, loi 

 Cow-wheat, 154, 155 



„ -wheats, 139 

 Crack Willow, 253 

 Creeping plants, 24 



„ Toadflax, 142 

 Cretaceous, 61, 92, 93 

 Crevice plants, 37 

 Crithniuin mariiimum, 200 

 Crocus, 24, 290 

 ,, aureus, 301 

 „ sativus, 299 

 „ vernus, 299 (301) 

 Croly, George, 331 

 Cross-fertilisation, 21 

 ,, -pollination, 21 

 Crossing, 21 

 Croton, 236 

 Croton tiglium, 236 

 Crotoneae,234 

 Crow Garlic, 317, 327, 328 

 Crown-formers, 24 

 Cruciferae, 189 

 Cuckoo Flower, 17 



Pint, 213, 271, 356, 357, 

 358 

 „ Group, 346, 347, 354, 



Cultivation, 74 

 Cupuliferae, 190, 253, 254 

 Curled Dock, 210, 211 

 Cuscuta, 126 



,, epithymiim, 125 (127) 

 Cushion plants, 24, 88 

 Cycad-like types, 90, 91 

 Cycads, 61, 90, 91 



