A dictionary of modern gardening - University Library

—
T EP 583 T E R.
1
|
"Towards the end of July, after blisters where it commenced its operahaving
lain dormant nearly ten months, tions being withered, they become
the flies emerge from their tombs. The ochreous or brown ; and the other por-
female is of a shining black, with a tions, but recently deprived of the
violet tint ; the head and thorax are
pubescent; the horns are short, pointed,
and composed of nine joints; the ovipositor
is nearly concealed : the wings
are often more or less stained with
black.
pulpy substance, partake of a pale
green tint. In this way one maggot
will form a patch of more than an inch
in diameter before it is full grown.
"The larva; are of a glossy pale
green, with the alimentary canal shin-
I
i
i
The eggs are deposited on the ing through the back ; the head is atupper
side of the leaves, probably un- tenuated, and the tail
der the skin. They are oval, and of a few tubercles. The
obtuse, with a
maggots leave
clear yellow colour: the young larvai their habitations and probably enter the
are hatched from them in a few days,
Dusting the infested trees with quickearth
to undergo their transformation to
the pupa. The male flies are shining
lime is certain death to the larva;, es- ochreous, with a few black bristles on
pecially in their earlier stages; but it the head and thorax, which are dark
ought to be repeated once or twice, as! ochreous; the lower part of the face
they change their skins, and can thus, ' and
horns is yellowish ; the latter droop,
like slugs, get rid of the noxious matter and are furnished with a fine bristle or
with their slough, for the first time, but seta, which is black, except at the
not so at the second dusting. On a base. The eyes are deep green; the
^
small scale, the powdered and unslaked . body, which is five-jointed, is rusty
lime might be scattered over the leaves ;
and downy ; the wings are much
I
i
\
with a tin box, having a number of holes
brown
longer than the body, iridescent, pretin
the lid like a dredging-box ; and on a tily
larger scale a fine sieve might be used by two
variegated with brown, leaving
transparent spots on the costal
a man on a ladder or steps. Decoction edge, and five large irregular ones on
of tobacco water, about a quarter of a the inferior margin. The female is
pound of tobacco to two gallons of larger and darker, especially the thorax,
abdomen, and the brown markings
on the wings." Gard. Chron.
water, thrown over the trees with a
garden-engine, will destroy them.
" Some persons have employed limewater
with complete success; about a
peck of lime to thirty gallons of water;
and if two pounds of soft soap be added,
it will improve the mixture.
" The best periods for applying these
liquids, are before seven in the morning
and after five in the evening. The
syringing should be repeated until the
trees an; free from the slug worm ; they
may afterwards be washed clean with
pure water; and if the lime water be
used in the evening the cleansing may
be deterred until the
ing."— Gard. Chron.
following morn-
TEPHRITIS onopordinis. Celery
Fly. Tliis insect causes blisters on the
leaves of celery by puncturing them,
and depositing its eggs within their
tissue. Mr. Curtis observes that,
'
!
" On examining these blisters they
are found to be considerably inflated,
—
The blisters are most prevalent in
September and October, and are occasionally
found on those of the Alexander
and Parsnep.
TEPHROSIA. Twenty-eight species.
Stove and green-house evergreen
shrubs, and a few herbaceous perennials
of the latter species. T. virginiana
'\s half hardy. Seeds or young cuttings.
Loam and peat.
TERAMNUS. Two species. Stove
evergreen twiners. Cuttings. Loam
and peat.
TEREBRATION, or peg-grafting, is
an obsolete mode, in which a hole
was bored in the slock, and the scion
was cut in a peg form to fit iti See
Grafting.
TERMINALIA. Fifteen species.
Stove evergreen trees and shrubs. Ripe
cuttings. Loam aud peat. From T.
ca^fippa the Indian ink is obtained,
and, on holding them up to the light, a TERNSTROMIA. Four species,
maggot may be seen moving between Stove evergreen shrubs. Ripe cuttings.
the thin and somewhat transparent cu- Loam and peat.
tides, where it has been consuming TERRACES are not permissible any-
the parenchyma. Those parts of the where but around the mansion. Mr.
!