E 
E 
| among he 
B which requir e common salt for their 
cm Ne he 
THE GARDENERS’ CHRONICLE. 
319 
of salt goes on, but as 
reaches the danger limit, 
and the risk of 
the concentration 
absorption «ӯ 
salt-poisoning- 
the ase of true halophytes, the mean 
А на against excessive ‘Absorption o of 
salt, according v Hall*, lies what m 
рс call "m he > absorptive elasticity. of the 
airs. ach consisting 
as single ik are able to puppe the con 
CN of their cell s sap in proportion as 
concentrated the beris ag 
m. a 
delicat 
in 
h 
es 
VERS r depends on the cenit ча т "s Ая 
озар ^ deii that а ugh the salt in 
surrounding a t-hair cell may 
vie абыл “mo PER шей, more is 
absorbed, the increased c concentration of the 
cell-sap acting as a bar bsorption. In 
he would tal to 
ordinary e which duci this delicate mode 
of adjustment. 
Another fact „of interest demonstrated by 
r work o. I exhibit 
Кане ЫМ Шен rates of transpiration 2 
must therefore be assumed e root-hair 
echanism which prevents the. rss prag 
excess of salt offers barrier to 
absorptioi of water, for were it otherwise the 
death from 
, would meet it from lack of water. 
maritime plant, whilst escapin 
poison 
ay a | 
3 
ж 
EX 
ЖЧ 
ҮЛ. 
а: 
Fic. 149.—FRUIT OF CYDONIA JAPONICA. 
Colour 
which forms thes 
mentary illustration, is 
iety which received Mi R.H. 
November 21 
subject s our coloured supple- 
compa: ratively new 
S. Aw e of 
The fruit- is 
appe arance ot the 
a 
nting. This new 2 pple 
i rdener to Sir John 
oft, "Denbridge, "isle of Wight, и it 
i ecd introduced cultivation by Me: 
gf sem rd and. Co. "Mr. 
whose Mos > knowledge of and great. interest in 
well known, has hup 24 ne 
h ris of this 
so dnd pee 
serve as a model for a desc rip- 
we publish rund in full: —$8 
re 
ze— 
ont 
d 
ius. 7 nde on well- 
ed iruits almost entirely flushed; Skin— 
ae Se PB 
“© The Water Economy of Maritime Plants," Science 
Piel, July, 1919. 
ed CR Monte Sir John Thornycroft, A 
od 
pie shoots, — upright ; 
ately end үне shining 
rather oe 
— d 
resembles a fine specimen of Cox's Orange 
pin and p some of its flavour. Like many new 
Apples was apparently not quite settled in 
its se ü when first exhibited, as thén it was 
at its best in November, whilst now it will keep 
until March, which greatly increases its utility. 
Appointment of Professo ңы Botany, Oxford 
UE ~The панову is announced of 
Dr. F. W eble, F.R.S., as Sher ardian Professor 
of the University of Oxf » 
Keeble succ um Professor Vines, F.R.S., is 
resigns 
Board of рро 
Cydonia japonica.—The жне шө is a 
popular plant in ec as it is one of the 
earliest shrubs* to bloom; indeed 
unusual for 
P 
japonica Li grew on a specimen in his pis 
at High .Wycombe. 
1 National Eisteddfod of 
rily 
e of m 
which is to be he dd a 
8 
crops 
or Salina 
calis sing the desira- 
ns of controlling 
s offer r the 
fr -— 
касы Pn wa 
ares ine le "the yield. 
mi ii ae ~~ 
diseases and 
bes 3 essay 
destruction 
s 
мечты ero 
ents on the relative mer of ена 2 
ection wit er manures. If 
can ы ained some 
eke in conn 
reliable information 
