( 346 ) 



INDEX. 



ACANTHACE-S. 

 A. 



Acanthacex, 313 



Acer campestre, 12, 308 



Ailoxa, 9 



sE'jiphila elata, 123 



mollis, 123 



obdurata, 124, 286 



Alffeld, Dr., on Linum, 100 



Alisma natans, 311 



Amphicarpxa, 327 



Amsinckia spectabilis, 110; varia- 

 bility in length of stamens and 

 pistil, 261, 266 



Anchusa arvensis, 111 



Androsaee vitalliana, 53 



Anthers, size of, in different forms, 

 252 ; contabescent, 283 



Arachis, 312 



Arnebia hispidissima, 111 



Ascherson, Dr., on Salvia cleisto- 

 gama, 313, 340 ; Juncus btifonius, 

 332 ; Leersia oryzoides, 335 



Asclepias, 337 



Ash, the common, 1 1 



Asperula scoparia, 285 



Axell on Primula stricta, 50 



B. 



Bubington, Prof.,on Primula elatior, 



72 ; Stellaria graminea, 313 

 BailLm, emission of the tubes from 



pollen-grains, 337 

 Belhomme, M., on ray-florc ts, 6 

 Bennett, A. W., on Impatiens fulva, 



327 ; flowers fei till ed whilst in 



the bud state, 342 

 Bentham, Mr., cu the differentiation 



of the sexes, 1 1 



coaoLLA. 



Bentham, Mr , on the cleislogamic 



flowers of Ononis, 326 

 Boraginex, 101 



Boreuu on cowslip and primrose, 57 

 Borreria, 127 

 Bouche' 0:1 Pavonia, 313; effect of 



temperature and light on corolla, 



342 



Bouvardia leiantha, 135 

 Braun on Dracocephalum, 299 

 Breitenbach, W., on Primula elatior, 



34, 272 

 Bromfield, Dr., on primrose and 



cowslip, 57 ; Primula elatior, 73 ; 



Specularia perfoliata, 330 

 Brown, Robert, on sexual changes, 



282 

 Buckwheat, the common, 111 



C. 



Caltha palustris, 13 

 Campanula colorata, 330 

 Cardamine amara, 307 

 Caspary, Prof., on Ehamnus cathar- 



ticus, 294 

 Cattleya, 313 

 Chamissoa, 292 

 Cinchona micrantha, 134 

 Cleistogamic bowers, 310; list of 



genera, 312; on their origin, 343 

 Cnicus acaulis, 307 



palustris, 307 



Coccocypselum, 133 ; pollen-grains 



of, 250 



Coprosma, 285 

 Cordia, 117 ; pistil of, 253 

 Corolla, difference in size in tho 



sexes of the aaino species, 307 



309 



