87 



Leafing, Flowering, and Fruiting of a Feiv Standard Plants 

 in the Boyal Society's Gardens during the Month : — 



15th. Ash commencing to flower. 



16th. Oak commencing to break into leaf, 



20th. Grape vines commencing to break into leaf. 



„ Montan Peony commencing to flower. 

 26th. Horsechestnut commencing to flower, 

 29th. Robinia pseudo-acacia commencing to leaf. 



Barometer mean, 29 730in., being 0'048in. below the average. 

 Temperature mean, 52'23°, being 1*31° above the ditto. 

 Solar intensity mean, 90 11°, being 311° above the ditto. 

 Dew point mean, 41'9°, being 1'695° above the ditto. 

 Humidity of air mean, "69, being "7 per cent, below the ditto. 

 Elastic force of vapor mean, '269, being '021 per cent, below ditto. 

 Total amount of rain, l*88in., being O'Ol above the ditto. 

 Increase of spontaneous evaporation on rainfall, l'93in. 

 Mean amount of ozone, 8*22, being 0'46 above the ditto. 

 Electricity active on the 1st, 3rd, 4th, 5th, 8th, 10th, 12th, 13th, 17th, 20th, 

 21st, 22nd, 23rd, and 29th. 

 A large circle round the moon ou the 23rd. 

 Eclipse, badly seen, of the 24th, for clouds. 

 Snow never absent from Mount Wellington. 



FRANCIS ABBOrr. 



