On the Climate, Diseases, Geology, &c. of Ohio. 22% 
3. RetiquLé DILUVIANA. 
e are sO numerous in this state, that it will not be 
expected that I should do more in this article, than mention — 
a few of them, and the places where they are found. If one 
tree furnished Mr. Schoolcraft matter for an interesting and 
valuable memoir, how shall I condense my remarks, so as 
even to refer to the great number of similar facts existing in 
Ohio? In the vicinity of the Ohio river, in the counties of 
Washington, aie? Gallia and Lawrence, and on the wa- 
ters of the Muskingum, in Muskingum and Perry c counties, 
birch, sugar maple (acer saccharinum,) the date tree or 
bread fruit tree, cocodnut bearing palm, the bamboo, the 
dog wood, and I have in my possession, the perfect impres- 
sion of the cassia and the tea leaf! Of ferns . have beauti- 
ful i of the leaves, and of the bread fruit tree, flow- 
ers, fully expanded, fres entire! I have specimens so 
perfect, and so faithful to nature, as to dispel all doubts as to 
once were. The larger trees are found y in 
sandstone, although the bark of the date tree, much flattened, 
Lought to say perfectly so, is found in shale, covering coal. 
I am aware that a mere catalogue of fossil trees, shrubs and 
plants, is not very interesting—that the Geologist wishes to 
know among many particulars, in what formation they exist, 
and the exact spot “where they are found. I amin 
of all the es Every stratum from the surface down- 
ards, has been carefully measured, in some places, to the 
depth of 400 feet, and I have correct diagrams.* The date 
isa large tree, not very tall, and having numerous and wide 
spreading branches. Nine miles west of Zanesville, lying 
on the brink of Jonathan’s creek, and near the road leading 
to Somerset, Lancaster and pee the body of a bread 
fruit tree, now turned to sandstone, may be seen. It is exact- 
ly such sandstone as M. Brongniart feand the tropical plants 
imbedded in, in France, mentioned in a former number of 
= Journal. et contains a considerable pee of mica in 
ts composition. The cassia was f sach sandstone, 
in the Zanesville canal. ‘The bamboo is “mostly impressed 
may want them ina 
L have not the leisure to copy these now, and I 
Surges work, at some future day. 
