676 
little was to be found beyond “what was stated by 
Duwamet in the middle of the last century, or by 
De Canpotze and Count RÉ in the early ~ of 
the present. So deficient indeed i n this country 
was our knowle dge of ‘Vegetable Pathology = 
on mildew corn, that 
rfee 
sho bine high scientific acquire 
considerable pact whys experience, and who 
the midst agew ordinary affect 
would give him or 
esear 
his ed ientific acquirements were suf- 
“era Am tanists it was equally diffi 
age observer with nd extensiv: 
Es al knowledge of horticulture. Eventually, 
owever, these difficulties were fortunately nore 
ur readers have seen. e Rey. M. J. Berk 
intimately ainte 
Pip attention to the action upon plants of para- 
ertook the difficult tas 
p 
sitical pe ot their greatest neue, ats our aiaia 
apa 7. Simplest forms of vegetabl 
nial of th 
of reference. One or 
the notes. 
which the subject 
rags under pro 
ed by a few brief oy Sra 
treated, preced 
The 
posed to 
= y 
| form the = of the first number, 1854 
. 20.) HISTORICAL, N nepi a mi notice 
q1. (1854, p o. II. Co 
works upon the subject which had previously 
of the 
ap 
2. (1854, p. 36.) GENERAL REMARKS, No. III. A 
Work confined almost exclusively to the diseases which 
iens 2 in a state of infancy. 
Comparison of its difficulties with those which 
es a e 
Resul h may reasonably be expected. 
Tens oF THE Scrence, No. I 
n often more a Dony O bsg cure. 
we} Thyra 
nortucuiture. 
attend 
3. sce) P- 2) 
Evil ¢ effects of bad cultivation. 
Good effects of scientific culture, 5 illustrated by th 
treatment of the Grape mildew at Margate, on its first 
appearance. 
Cholera studied scientifically, and with much practical 
benefit at the same place. 
— ei as regards ‘th e use of deep study of Vegetable 
hi 
4. uey . 68.) Definition of pla 
bane characteristic, knw Se voluntary motion. 
: amanna 
6. Animal and vegetable life not necessarily distinct. 
E PLANTS IN A STATE i e R V. TO XLIII. 
an amorphous matter which 
aras siglo ton circumstances may be developed into 
organisms. 
ju id 8s New. îndividuals may be produced without cell-division 
years pon in Pe tg of ei on one BLE from t 
Parnoroey, andthe end of them has been thecollec- | ° OX. Ph hie mom usual mode of reproduction is how- 
tion of a mass of information to which there is no | 10. Two modes of oih often combined. 
e may say, indeed, that now for the Views of Mirbel, Trécul, and Hartig about origination of 
. . . bn young 
z t time the public 18 prese: with yste -| 11. Cuticle. Occasional formation of cell membrane without 
tical, clear, and practical account of the nature of _vital influence T mere chemical agency 
vege Th rous facts, or sup- | 12 The highs 
facts. that h hie h bo m from a single embryonic ce call 
posed facts, that have been co ave n |13. daen p- Seo. Key T necessity of u irstandiog the 
; the evidence belo onging to em has normal condition and constitution “2 cellular tigu 
been critically examined, and the whole ‘has been cs some ego tater cea 
" mordial mem 
The mann catio s a E Hs BO ALAA to bali 
13 og of publi has, however, inevit 18 pea organisation. Production p Par aves coats. 
D elatinous as in ea many 
scattered over some hundred and wd 20. Modif of oute 
having been. 
numbers of the Gardeners’ Chronicle it was far 
-~ pae the learned author Mam u point 
more C to asce 
to point, and 
what partioular place to seek for such psy shee 
as might be wanted. 
em 
the publi- 
e series of 
source of em 
reader is to-day removed b 
ified by imbibition of nitrogenous matter from contents 
| 21. asi p- 116.) Canals or cæciform tubes in walls of 
Psa cells. 
anals of one cell correspon those ofits neighbour. 
uent difference in te are of different parts of 
the a eet 
23. an yoa ape A Vessels, however complicated, modifications 
a Variations 0 of cellular tissue, 
25. Parench 
26. om 
y tissu 
inbi um is eia woody tissue. 
p u se very numerou: sab- 
scribers who possess complete copies of our journal. | 27. ss, P- i Bast cel 
at Mr. BKE thus lai id the founda- ss Spiral issue of them inclosing vessels. 
tion of an honourable and permanent reputation as| modification 
a scientific Horticulturist every ss will readily nergy 0 formation of new roots and buds. 
admit. The subject is, however, pa intricate that| 30. Actual pores or perfo: sone very rare in cellular tissue, 
after all we have buta foundation, which to build though occasionally prese 
3L sr “eel Som aman as the stigma, not covered by 
re | wards thi oa pies we ear- 
nestly solicit the continuance of that valuable | 32. Stomates and their functions. 
which ighly intelli _| 33. Cuticle 
ate have hithart highl : y t wih 34. Inner o of wood in annans ge he tie fr ark 
of such communica l ion Wi arise, 35. icon 16 contents of Cork cells soon give place to air. 
will in be elicited ligh a Pecnliatities pe pos prinse on fall of leaf. 
to j — j era part of Natural 3T. Dead bar Nian ded ean cambial cells. 
Science, one of the most vividly illumi i modes th whic ae 
pR d ie most yis = non as it | 3o. permen ieor wienas onen woe 
portan i in escending sy 
a n can no rn their attention; for | 41. True and $ oy ERE: aes 
is no vascular of roots an ramifications 
amg oubt that, dise disease is the ins eparable (Compare 4 28 28). 
companion of high cultiva . Roots of Ex 
Moots e capable of sen saidin — shoots when stem is destroyed, 
Aga RINT RE in some 
a : TH PA TOGY — Exception in th pme here th ts - 
VEGETABLE PATHOLOGY.—No. CLXXIII. Tongations of t ar a ee 
> . Stems, on the other hand, ofi net howeve 
- We now arrived at the conelnsion of mo. All root-like ap are not, wever, ‘tae roots. 
than three years of continued labour, in a field which T tea hl gage gent 
has been itle cultivated. The result is decidedly Their epieal olk 
favourable to i in of vi ble Evil consequences of breaking off tips of roots, by which 
o a high estimation of the oe, St of the subject. the greater part of the es es A mbibed. 
ie, wars easily Sion sod 49. Increase at their tips. Conseque’ 
have 
and a few subjects have been omi 
ngth, 
or overlooked, Monae if the series should be published 
be inserted in their 
in a co form 
r proper 
place. Iti is, caravee; pies to o come to a conclusion, bee 
recurren familiar 
will | 55. Necsuliy of sponge 
50. Structure such that moisture is conveyed to point where 
e upward current of sap is a poh 
51. Buds and roots though — i origin “not n ecessarily 
ine same inath produced in an asce 
52. as, 198)" Th f soil 
2 p. e presence of soil no necessa uisite 
«agin Air plants, a plants, pom pae 
= tagn = gieo to roo 
roots = xin sata! in the soil and keeping u 
equilibrium of tem s Ps A E ged 
ts oc their place, and not re- 
56. (1854, p. 214.) Fluids and gases enter cells of spongelets by 
ST. Selon of pon ie al 
sa, givemmiod tnd xious i seosabiy dependent on 
5. Lee 288) Dens Development of plant from seed, 
3 - 
THE GARDENERS CHRONICLE. [Octoses 3, 1857 
As the articles on oo important subject “have | 60. Vascular ring ¢ sting eun aa -a 
extended even to a r length than was at first Modification of cells i in stem. development. 
anticipated, and the task of reference to any particular 62. Dirnet extent in annuals, 
subj in consequence very laborious, a synopsis of the 8. Importance of pith and young bark. 
contents is now appended, and a classified arrangem ent] oy Pith no possibly not entirely unimportant, 
he maladies described, with reference at once to t : chafel if preseiit. tx acme tee 
è | numbers of the se an e page and | 65. C364, p. 252.) Pith by no means homogeneous, 
volume of the Journal in which they tained. ts complications, and connection with buds, 
e ification, it s bserved, clearly admits eS Normal buds. Growth dependent upon them. 
68. be Sie ‘of graft and stock keep up thei listinethe eae 
ters. Inference from this fac i p thoir er charac- 
Modifications of graft by sap ee ock ; 
69. E consequently only practicable within certai 
as pecan in the Saiki of aa par a ores real portang 
im equally or more 
1. (1854 68.) Adventitious buds. 
72. 2, Axillary par lateral buds. 
73. Origin of adventitious buds from vascular tissue, 
74. Latent ‘buds (Knaw a 
between buds and ovules, 
s ate produced two k pee three years b 
certain bulbs. A o 
Bes pomsgincee surface both of 
of givi wth to a NOA ea Taan tark 
productive of adventitious bu 
79. Decortication geval tag! ie y destructii 
Wood and bark maybe e formed where | rein is not a single. 
leaf, 
80. Gee pert’s case ee the Silver Fir 
io o th aro gon the eee of, when the pith and 
eat 
81. 854, 201) Though there i a, coh i 
as p. t tant, interchange 
n by the ward A, whwards, 
2. Spongclot of Mader (with A mnection with 
x ew by what part of the root does the main cur- 
83. It appears probably from the roots of Conifers that the 
nu ent rises A gg a] by the central atg sy 
84. Pape pe iaaa y air aen Vascular tissue analogous to trachea 
of insects. 
85. Temporary ent ultimately remedied. 
86. is p. 318.) Leaves originally developed from young ' 
87. Vasctldy and its accompanying tissue extends from 
mcam sheath into the young leaves forming nerves 
ae one or se veral fasci 
88. Nor wa ways trac traceable to re 
peur hood of the pith, but not adventitious buds. 
89. Leaves have always a bud or buds in hel axils, which if 
not developed at first may be laten or years, and are’ 
not to be cate with adventiti otis Se 
90. Structure of leave sie 
91. oe p. 340.) Cuticle of leaves, continued from cuticle of 
92. Cuticle eg roel to air moisture; hence necessity of 
ust bast proper proportion to leaves,. 
therefore t inj tiar e feam root pruning and removal of leaves 
may be equally destructive. | ve. 
93. Perspiration in grea vital pro Health 
nnot be preserved where ore pevepicadial nis impeded. 
plant se a too Jo pest 
* Moist 
“In fluence of light. 
d charads 
98. Part of oxygen with which the carbon is combined derived | 
T. 
99. The grosii colour of plants rer ight on light. 
ta eposi ight is a 
or 
y col constitutional 
i 
101. Colour of spree i affected by light. (Compare 457"). 
102. (1854, p. 372.) Fall of leaf. 4 
103, Fall AN always mda on on death of lamina. 
104 eras anasi iculation 
` Oc y 
109. Doctrine of Metamorphosis. 
110. As =e TA ea ak ofr m fruit and flower Atr her 
gams are leaves, buds occasionally occur 
axils tils tial f the 
ili, perem and pis essen pa o! 
(Th cases are excepted where 
a n. 
tame, dines of young ovary. 
as well as placenta 
#404. 
es analogous to 
void ae f cuticle. oe embry? 
113. Stigma 
114. (1854, Impregnation and forma 
115. peg; en's Theo í 
of ikaro of perfect seed Tregnation in ' 
116, Heat evolved during process of impregna ir 
117. oe ytd impregnation in general not visible in 
K ion 
‘ 419. til more y im 
ne. onei p A eg ae 
Bie mane tim yt two kinds of poll a 
r 
embryos 
119. The recall Forte not al always seme pst 
peg 
Ae ay be som 
ae Geko ation of ovules SK 
122. son Fa Diffusion of 
pan Fp 
itality in seeds buried in 
Se chee of vi ont A af the capa be of retentio® 
135, Imperfect seeds arrive maturity accession *T 
mpertect up in the o pant without “any further 
eet in ae 
rious instance of perfection of seed, 
126, a 1854, P. ve ) Phenomena, er germination, woe 
127. are = pecting use man 
128. Weoessity of ati. h 
129. Unhealthy 
Reira? 
130. ae. p- pags 
131. Light. 
Plants in oer einan. 
133. (1856; bo . 453) Pla ra a en 
134, piaua of inte 
rence as regards cultivatio on. ee | 
135, ep cat ogams. fea a 
eieae 
