LIST OF PAPERS. 
Page 
ANDERSON, Tuomas, M.D., F.L.S. 
An Enumeration of the Species of Acanthacee from the Con- 
tinent of Africa and the adjacent Islands .............. 13 
On a presumed case of Parthenogensis in a Species of Aberia.. — 07 
On the Identification of the Acanthacee of the Linnean 
Herbarium, in the possession of the Linnean Society of 
London 2.0.0... cece ccc eee eee nm 111 
ARCHER, W., F.L.S. 
Letter on Tasmanian Tree Ferns ...... eese 170 
BENTHAM, Grorex, F.R.S. &c., and J. D. Hooxer, M.D., F.R.S. 
Note on the Embryo of Ancistrocladus. ..... eee 111 
Brnxzrzy, Rev. M. J., M.A., F.L.S. l 
On the Spiral Markings of the Flocci in the Genus Trickia.... 54 
Cuurcn, AnTHUR H., B.A. 
On the Form of the Vascular Fasciculi in certain British Ferns 83 
Darwin, Cnanrzs, Esq., M.A., F.R.S., F.LS., &c. 
On the Existence of Two Forms, and on their reciprocal Sexual 
Relation, in several Species of the Genus Linum .......... 69 
Hanzury, DANIEL, F.L.S. 
Memorandum on a presumed Case of Parthenogenesis in Zantho- 
tylum alatum, Roxb. ....sesseeee rrr 171 
HoorrR, J. D., M.D., F.R.S., F.L.S., &c. 
On a new Heliconia with the Habit of a Musa, sent from New 
Granada by Dr. A. Anthoine to the Royal Gardens, Kew .. 68 
On the Plants of the Temperate Regions of the Cameroons 
Mountains and Islands in the Bight of Benin, collected by Mr. 
Gustav Mann, Government Botanist. (With a Plate.) .... 171 
Hooxzn, J. D., M.D. &c., and Dr. T. THOMSON. | 
On the Genus Euptelea, Sieb. & Zucc. (With a Plate.) ...... 240 
Jameson, Dr. WILLIAM. 
On the Ink-plant of New Granada ......... 6000 ee eee eres 120 
Lvarr, Dav, M.D., R.N., F.LS. 
Account of Botanical Collections made by .......... sese 124 
Manny, Gustav, Esq. 
Letter describing his Expedition to the Cameroon Mountains .. — ] 
