100 



Lcafiiifj, Jlowcring, and frultiiirf of a few standard plants in tke Royal 

 Socic(i/'s Gardens during the month :— 



8th Ash commencing to flosver. 

 10th Vines commencing to break leaf. 

 14th Oak commencing to break. 

 IGth First Montan Peony flower open: 

 20th Horse Chestnut commencing to flower, 

 25th Kobina Pseudo-Acacia commencing to break. 



Barometer mean, 29"705in,, being 0*073 in. below the average. 



Temperature mean, 52"32°, being 1*40° above the average. 



Solar intensity mean, 9110°, being 4'10° ditto. 



Dew point mean, 48'G3°, being 3'58° ditto. 



Humidity of air mean, '71, being 5 •.5 per cent, below the average. 



Elastic force of vapor mean, "277, being .003 per cent, ditto. 



Total amount of rain, 2.55in. being 0*G8in. above the average. 



Increase of spontaneous evaporation, on rainfall 0'52in. 



Mean amount of ozone, 7'99 being 0"23 of cliromatic scale above the average. 



Electricity active on the 5th, 13th, 14th, 15th, 17th, 19th, 20th, 22nd, 



23rd, 24th, 26th, 28th, 29th, and 30th. 

 Mount Wellington copiously mantled with snow throughout the month, with 



frequent additions. 



FRANCIS ABBOTT. 



