Meteorological Journal of Marietta, Ohio. 219 
ae Species; 10th, Quince tree; 11th, Apple tree shedding its 
lossoms ; 12th, Ranunculus, single flowered tree peony, more 
tree; 20th, “Magnolia tripetala; 22nd, Purple peony; 23d, Weige- 
lia rosea and Blackberry ; 25th, white herbaceous peony ; 28th, 
Tagrant Syringa; 29th, fragrant peony; 30th, frost this morn- 
ing, killing melon plants, &. June 2nd, Peonia Whitleji; 3d, 
trawberry ripe; 5th, Kalmia latifolia; 6th, Syringa Philad. ; 
20th, Pomegranite, Red cherry ripe; 24th, Catalpa in bloom; 
28th, Red Raspberry ripe. 
Uncommon Lnsects.—Early in the month of May there appeared 
on the white oak trees on the hills near Marietta, and in the 
neighboring towns, vast numbers of worms; when fully grown 
they were about an inch and a quarter in length, and an eighth of 
an inch in thickness, cuticle smooth, color of india ink, tinged 
with blue, two black lines extended the length of the back; the 
sides marked with pale green, lozenge-shaped figures, head black ; 
fourteen feet, six on a side, the two anal ones standing out like 
the tail of a swallow. They wete exceedingly active in their 
movements, and great devourers, destroying all the leaves on a 
large white oak tree in a few days, so effectually that many of 
the extreme branches perished in the course of the ee 
€y were so numerous on oung trees, as In One instan 
beng. the top, six feet high, wrike ground, They had completed 
their course by the 10th or 15th of June, when they were in- 
clined to come down to the earth, they descended by the aid of 
a silken thread, spun for that purpose. They made no webs or 
hests like ordinary caterpillars. In many respects they resemb. 
the canker-worm of New England, “ Phalena vernata. r 
favorite tree was the white oak, but where adjacent to the forests, 
