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��NDEX OF SUBJECTS.

��Cassini, 312 ; observations on, 312 — 318 ; position of ovulum and radicle in, 313; other distinctive characters of the family, 314, &c.

' Botanical Magazine/ contributions to, 667, &c.

1 Botanical Register,' contributions to, 681, &c.

Bowerbauk, Dr., notice of a fossil cone referred to Petrophila, in his ' History of the Fossil Fruits of the London Clay/ 723

Brunonia, its relations to Goodenoviae and Coinpositae, 267 note ; observa- tions on its affinities, 310, 311 ; nervures of its corolla, 310; struc- ture of its ovarium, 311 ; structure of the indusium of its stigma, 312

Buckland, contributions to his papers on Cycadites, and to his 'Bridg- water Treatise/ 716—719

Buttneriaceae, gradually pass into Tiliaceae, 616

Buxbaumia, observations on the genus, 319—351

Buxbaumia aphylla, nature of its peris- tomium, 350,351; innermembrane of its capsule, 351 ; furnished with perfect leaves, ibid.

Caesulia, nature of capitulumof, 275-6

Calea, history, synonymy, and sub- division of the genus, 2S7 — 307

Calycereae, proposed as a new family, 309 ; further observations on, 312 — 318 : the name superseded by that of Boopidese, 313

Calytrix, observations on the genus and on the species composiug it, 684

Calyx and adhering tube of corolla, separability of, in some species of Goodenia, 267 note

Campanulacese, aestivation of corolla in, 269 note

Capitulum of composite, order of expansion of florets in the, 273-7

Caprifoliaceae, limitation of the family, with observations on the genera composing it, 324 ; further obser- vations on the genera, 673

Cardiopteris, observations on the structure and affinities of the genus, 657—659

Cassinia, characters of the genus, with

��a synopsis of the species, 304 — 306

Catesbaea, arrangement of the nerves of the corolla in, 268

Celtis, order of expansion of flowers, and position of female flowers in, 279

Cephaloteae, establishment of the family, 357

Cephalotus, remarks on the structure and affinities of, 353 — 359 ; account of the ripe fruit of, 356; entitled to rank as a distinct family, 357; nature of its ascidia, ibid.

Cestrum, arrangement of nerves in the corolla of, 267

Chalaza, manifest in the seeds of all Proteaceae, 22, 23 ; its nature and function, 23

China, characters and descriptions of three new species of plants found in, 319—328

Cleome, species quae in horto Kewensi coluutur, 413 — 415

Compositae, observations on the na- tural family of plants called, 267 — 318 : object of the memoir, 259 ; arrangement of nerves in the corolla of, 260 — 268; claim of M. Cassini to priority in re- gard to this arrangement, 261 ; re- futed, 261-2 ; observations of Grew, Van Berkhey, Schmidel, Batsch, Schkuhr, Mirbel, and Cassini, 262 — 264; remarks on M. Cassini's statement, 264 — 267 ; nerves in the corolla of Goodenoviae, 266 ; in Emodea, Datura and Cestrum, 267; aestivation of the corolla, 268-9 ; exceptions to in Chuquiraga and Corymbium, 269 ; form of pollen, 269-70 ; disposition of the stigmata, 270 ; structure of ovarium, 270-72 ; inflorescence and order of expansion of the florets, 272—281; on what dependent, 276 : genera et species quaedam quae in horto Kewensi coluutur, 459—470

Craspedia, history and synonymy of the genus, 285

Cruciferae, type of pistillum, and of obliterations in, 272 ; genera et species cruciferarum quae in horto Kewensi coluntur, 367 — 413

Cycadites, observations on the struc-

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