199 
dens and suburbs on the eastern side of the city, Mr. Coquillett s 
that as nearly as can be ascertained the insect was first introduced in 
Los Angeles in 1878 upon some nursery trees purchased from a. San 
Francisco nurseryman, These trees were planted in a certain nursery, 
and when the inseets were first noticed upon them the owner was re- 
quested to burn them. He neglected to do this and soon after failed in 
business, and the nursery fell into other hands. The new owner also 
has not bd eard of sinc ,. 92 Los 
Angeles, the same thing happeded fi 1883. o trees were QUT to 
be iid and were immediately destroyed, iia the insect has not 
appeared si 
The eighth infested district is at Anaheim, Los Angeles County, 27 
miles south gh east of Los Angeles. Here the insect is purely local 
and does not seem to be spreading. 
_ The ninth distr ict is at San Gabriel, 9 miles east of Los Angeles. In the 
cord 
pot-plant in Los Angelos, brought. it home, and placed it beside a rial 
range near her house. In 1882 ad neighbouring orange ed 
found to be infested with the Cottony Cushion-scale. In t o fall of 
1883 it was found in some of the larger orchards so isi pe as to cause 
alarm among the growers. By means of a voluntary tax of n 
yer tree, some fifteer hundred or two thousand dollars were id € 
expended X the pest eradicated. The most radical measures were 
were cut back to -the crotches, the branches burned: 
and the vea ser mw In 1885, however, the insect was again foun 
but only in a few 
he tenth and LE district includes the orchards in and around the 
city of Santa Barbara, According to Mr. Coquillett the scale was 
introduced into um X in 1878. A number of trees from the same 
lot which first in ced the pest into Los Angeles was sent to Santa 
Barbara at abo a cs same time. Mr. Cooke states that he visited this 
district i in July 1884, and found Mr. Stowe’ 8 orchards (10 miles north 
and r many acres the trees had been dug out and burned. Two 
miles north of Mr. Stowe? s, Colonel Hollister’s groves also contained the 
insect in numbers. About 40 acres were partially infested. The latter 
t 
Hollister’ s could be plainly S traced over a rolling grazing land on the 
nettles, dock, and other weeds 
zi, ites on wild Si ts, and Raced upon the “ reu wood," an 
been argued fro e veh that the arme is hodiei, The F hive no 
foundation except en identity, a large longing to the genus 
hizococcus, which halie prea toos tly on | Artemisia californica, having undoubted] 
given male is s whiel ll deseribe as 
Rhizococeus artemisic, secretes in er of ttony wax, which is more 
or v distinetly ribbed, and her eggs are of same color as those of the Icerya ; 
these s -e rficial qu ches which have misled, there are profoun 
struptaral difference 
