499 
They were very injurious also in Montgomery, Cherokee, and Wilson. 
_In the last-named county bottom crops generally escaped. 
Grub-worms (Lachnosterna sp.) damaged grass and corn crops in High- 
land County, Virginia, and in Mercer and Berkeley Counties, West Vir- 
Fruit-caterpillars (Clistocampa) are reported in Floyd County, In- 
diana. 
Cut-worms (Agrotis sp.) were humerous and destructive in Saint Mary’s 
County, Maryland, and in Grundy County, Tennessee. 
Tobacco-worms, ’ probably Macrosila carolina, were troublesome in 
Montgomery County, Tennessee, and in Dallas County, Missouri. 
Bud-worms.—Insects designated by this unmeaning term were 
destructive in the corn-crops of Uvalde County, Texas, and Scott 
County, Arkansas. Several species of destructive insects are known 
by this name in different parts of the country. 
W heat-midge (Diplosis tritici) was observed in Mercer County, West 
Virginia, and in Ripley County, Indiana. 
Hessian fly, (Cecidomyia destructor,) Edwards County, Ulinois. 
Black weevil (Sitophilus oryz@) troubled the wheat-crops in Knox 
County, Tennessee. . 
In Grundy County, Tennessee, Pi grape-crop was injured by several 
insects. In Sevier County a remarkable absence of birds is mentioned 
and a consequent prevalence of various destructive insects; red and 
black oaks were stripped of their foliage, the red oak suffering more 
than the black. In Floyd County, Indiana, innumerable varieties of 
worms infested forest trees, the walnut being especially affected. 
CHEMICAL MEMORANDA. 
By WiLL1aM McMurtrin, CHEMIST. 
GREENSAND MARL.—During the month of April of the present year 
this Department received from Mr. E. A. Vannort, Hanesyille, Kent 
County, Maryland, a sample of greensand marl for analysis, which has 
the following composition : 
Tiere eRe Ae ee ee we Se eS Se ert a3 35175 
OPT PSA T NEG ETN Ay GEST eye cats ae a on ooo ania ae ee eet et 4.475 
Silica Gb ee EOSIN She Sa so Sohal Sa eine Se RTE 6's 9 SU Seed COS BAe 48, 481 
ArOvOS1OC ObMIROM dane te ARC od le eee Ae EL See ese 6. 430 
GEOR ICC OLALNION aah ceteeeene ne 2 i Se hs EGE ee ts ENE BARRY Ee SE 13. 901 
SU er Sain erie RS BC RET a 5 a EES SRO fT A) ey Sr eae 10, 9944 
NS DNGLI Cel Gose ra Co ametIe eN  s L at e a  eeene ot hess ons! he 0. 0086 
PENT eee ee ee ee or | LE ap ANS NE 6. ic a kc elniebe Sonat a a 
RO GSTa hee se oe te ete ee nes pave, caret ins LES oto y fe oe) ances 3. 1638 
TIS N97 = a en a ee et a ee Fe cus ane 6. 767 
Shard Ve se ae eres Ee EE rr rr re SEIN. 2 Lae ea oe i 0. 805 
‘ ” 100. 3168 
This compares very favorably with marls of like character from the 
extensive deposits of New Jersey and other localities. 
Opium FRoM NortH CARoLINA.—Many experiments have been 
tried with varied success in the way of cultivation of poppy in different 
parts of our country, and this Department has lately received a commu- 
nication from Mr. F. J. Kron on this subject, accompanied with a speci- 
