xxxii 
ROYAL HOETICULTUBAL SOCIETY. 
Veitch ; to a beautiful white Clematis, named Sylph, from Messrs. 
Cripps ; to 'Brodima coccinea, Grray, the scarlet-flowered Delplii- 
nium nudlcaule, and a charming annual, LeptosipJioii roseum, from 
Mr. Thompson, Ipswich ; to a dwarf bedding pink-flowered Zonal 
Pelargonium, named Master Christine, from Mr. Cannell, Wool- 
wich ; and to^Mr. Turner for show Pelargoniums, Admiration, 
Charlemagne, Didve of Edinburgh, Syren, May Day, and Iron 
Duke. 
PEUIT COMMITTEE. 
Special Certificates were given to Messrs. Carter for some 
splendid white Naples Onions ; to Mr. Hill, gardener to R. Sneyd, 
Esq., for fine bunches of Lady Downe's seedling, both of this and 
last year's growth ; and to Mr. Miller, "Worksop Manor, for a 
collection of fruit. 
SCIENTIEIC COMMITTEE. 
A. MuREAT, Esq., E.E.S., in the Chair. 
The Secretary reported that he had examined the insects on 
the Vine-leaves with a view to ascertain whether there was any 
difterence in the size of the eggs on the leaves and those on the roots. 
He found considerable difi'erences in the same group of eggs ; but 
on the whole it appeared that the latter were smaller than the 
former, the respective lengths being y-L and ^ inch, of the full- 
grown insect against 
He brought specimens of female plants, of ZycAw^> diurna af- 
fected with Ustilago. In every flower which had been attacked 
by the parasite the rudimentary stamens had been forced into de- 
velopment. On a single plant only he had found an unaflected 
flower, and this was exactly in the normal condition, the stamens 
being still rudimentary. The conclusion to be derived from these 
facts is precisely contrary to the views promulgated on the sub- 
ject at the Meeting of the British Association at Exeter. 
He also exhibited partially decorticated twigs of Eoses ; but no 
one was able to suggest any explanation. Mr. Berkeley adverted 
to th6 manna-like substance on Peach-leaves which was brought 
before a former Meeting, remarking that the microscopic struc- 
ture, though very diff'erent from that of Manna of commerce, was 
