CONTENTS. 



Article Page 



XV. Observations on Inverted Growth, By Peter Mackenzie, 



West Plean, Stirling 154 



XVI. Contributions to a History of the delation between Climate 

 and Vegetation in various parts of the Globe : 

 No. 11. — The Vegetation of Brazil, Bolivia, and Peru. By 

 H. A. Weddell, M.D 160 



Report from the Council to the Anniversary Meeting, 

 May 1, 1851 200 



XVII. On the Cultivation of Celery. By James Duncan, C.M.H.S., 

 Gardener to Joseph Martineau, Esq., F.H.S., Basing Park, 

 Alton 211 



XVIII, A short Account of the Cultivation of the Victoria Water 

 Lily in an open heated Pond. By J. Weeks, F.H.S., King's 

 Koad, Chelsea 224 



XIX. Protecting Fruit Blossoms. By Robert Errington, C.M.H.S., 

 Gardener to Sir Philip de Malpas Grey Egerton, Bart., 

 M.P., F.H.S., Oulton Park, Tarporley, Cheshire 



XX. Report upon some Experiments undertaken at the suggestion 

 of Professor Lindley, to ascertain the comparative Evapo- 

 rating Properties of Evergreen and Deciduous Trees. By 

 J. B. Lawes, Esq., of liothamstead . . . 



XXL On the Cultivation of the Fig-tree under Glass. By Flenry 

 Bailey, C.M.H.S., Gardener to G. Harcourt, Esq., F.H.S., 

 Nuneham, Oxford ....... 



XXII. Contributions to a History of the Relation between Climate 

 and Vegetation in various Parts of the Globe : 

 No. 12. — Sketch of the Climate and Vegetation of the Hima- 

 laya. By Thomas Thomson, M.D., Assistant Surgeon in 

 the H.E. I.e. Service, Bengal Establishment 



XXIII. Notices of certain Ornamental Plants lately introduced into 

 England. By Professor Lindley ..... 



Plan of a New Boiler 



225 



227 



242 



245 



XXIV, 

 XXV. 



XXVI, 



XXVII, 

 XXVIII. 



XXIX. 



258 

 273 



On Bignonia grandiflora, as an Ornamental Pot Plant for the 

 Greenhouse and Conservatory. By William Wood, Fisher- 

 gate Nurseries, York ....... 



On Flower Pegs. By A. Forsyth, C.M.H.S., St. Mary's 

 Church, Torquay ....... 



Notes upon New Fruits and Vegetables proved in the Garden 

 of the Society. By Robert Thompson .... 



Observations on the Vine Mildew. By J. H. Le'veille', D.M. 

 Translated from the French, with Remarks by the Rev. 

 M. J. Berkeley, M.A., F.L.S 



Some Remarks on Heating. By Robert Glendinning, F.H.S., 

 Chiswick Nursery, Turnham Green .... 



274 



276 



281 



284 



295 



Nevf Plants, &c., from the Society's Garden : 



1. Fortune's Double Yellow Rose 



2. Lonicera tatarica, var. punicea 



3. Oncidium luridum ; atratum 



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