80 FOREST VEGETATION. 
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- The following are descriptions of twenty-one a of the 
genus Ewcalyptus found in Central Finis Northern New England. 
Specimens were exhibited at the meeting when ie paper was 
d:— 
Srorren Gum.—Group Leiophloie fe seiner No. 1 and 1a. ) 
—The bark of this tree is smooth, but more of a lead colour than 
most of the ordinary species, and is ititied with light and dark 
atches, caused by the falling off of the outer skin. Leaf: The 
eaves are lanceolate, from five to six or seven inches long, and 
alternate, supported on petiole 1 inch in length. The midrib is 
eligatly. above oie Lgeos of the par and the marginal nerve is 
distinct ; a distinct nerve runs und the outer edge of the leaf. 
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seventh stands u big in the centre. The operculum is three 
times as long as the capsule, and is conical, the pedicle about a 
quarter “9 an inch long, and peduncle about pet same length. 
wood i is hard and jedi, and is said to urable as 
granite or sandstone, this tree would be foun der ini In some 
localities this is very much defined. At the Nine-mileCreek, where 
one ridge is basaltic and the other granitic, a tin miner informed 
me that he worked as far as the line of gums, and that the stan- 
niferous washdirt never encroached on the ground occupied by 
them. The s there are of this species, and I have observed 
pre ore always in ‘this distriat grows under those conditions men- 
—Group Leiophloie air cna Nos. 2 and 24).—- 
The bark of this t ember is of . greyish-brown colour, and the 
wood is red, and very hard an a: britéle. It is a durable timber 
for fencing material. Sadssosaslc The umbels contain from 
seven to ten florets. The operculum, which is conical, is two and 
times 
fully developed seed-vessels. er red streak runs rund 
junction of th e et with oe capsule. It sometimes ke a 
is prominent on under side. inal nerve is well-define 
abits, §e.: This tree is found generally on ane of poor 
elvanite outcrops, among basaltic soils, in com h box and 
pony ©: 
apple ; but where the soil is granitic with elvans, its som nation 
