IV CONTENTS. 



Page 



XVI. On the Effects of Frost on Vegetation at Melbourne. By F. 



Von Mueller, M.D., F.R.S C5 



XVII. On the Esculent Fungi of America. By Dr. M. A. Curtis, 



in a Letter to the Rev. M. J. Berkeley 71 



XVIII. The Aloe, its Habits and Culture. By Mrs. M. E. Barber. 80 



XIX. Note on the Leaf-colouration and Flower-production of Va- 

 riegated Zonal aud other Bedding Pelargoniums treated 

 with Chemical Manures. By Thomas Moore, F.L.S., 

 Floral Director, R.H.S S3 



XX. On the Result of Experiments in Potato-grafting. By M. 



Fenn 85 



Extracts from Proceedings of the Royal Horticultural Society, 

 and Miscellaneous Matter i 



