THE 
AvcusT 8, 1874] 
GARDENERS 
CHRONICLE. 
171 
—— e 
well-qualified men acting as tr every 
one will allo, hd I know several myself; but an 
f 
3 
4 
k 
one con pam: ga forestry i a Scotland will at once 
at bt are too many such cases still in 
existence, although Tam glad to, ay they are getting 
j until some more rigid course of training 
satrodu ly the foreigner wil still have cause to 
point the finger at us, as want of a as 
especially as as regards itt tiès ritat S. 
Hotices of Hooks, 
Remarques de lEzistence en 
Société a PEtat Sauvage, des Espèces 
Bas ae es Affines, et sur Taen Faits relatifs a 
eee n de TEs, ss Par Alexis Jordan, (Re- 
marks of the Existence of a Social 
Int iibi of Closely Related Species of Plants 
ina Wild State, &c.) 
as This is a pamphlet a about two dozen pages, and 
~ may be described as a vindication of the ine s view 
7 and a challenge to other 
Pee 
= 
emberment of what 
e 
species, p 
„of 
A 
species, we must allow that he is a most careful and 
and 
ical 
3 lf in defence of his convictions, 
ainst his opponents in the arena of botan 
ichAce. 
ra of Fran ving dis- 
dis- 
species, eit ey not detected or iunat ted by other 
ains that his species chert rejected 
gh do not 
a eca 
them tres of species, just as in 
sense diff gions are centres of groups 
families of plants. The individuals of these species 
exist in he t a social state in 
shee Do of the laws 
e assumes, accounts for the 
dently 
on 
isation op 
a sear in 
is more iaiki, One 
may ross wi with several ot 
> men 
tad nenia, e 
"He further contends (hat the seed R 
ed bee 
As the result of thirty years’ study of the | w 
ce he claims the 
thi that 
certain] of Labrie descent. 
not ; hence M. Dicenisne’s ares to prove that 
cultivated Pear trees are varieties one species 
proved pe t decisively the contrary. Before publishing 
his species as su . Jordan has cul mee p them for 
ir o that rank, 
Bh bec 5 
ate? and a 
of.” “Scientific ve 
A pe is a fact, an 
re is no gainsa hs What rue here is 
tsa ; for it is ioc d doubt the con- 
stancy and the aidie of the laws of é.” 
se iffe ies © i 
o) 
who are tempted to deny this will 
ever find it mohe to — proofs in support of 
eir argumen ridicules the idea of 
individual eaii keo e due to soil, climate, 
Errem or what not ; and he thinks it a l f time 
uce anything in refutation of ‘Wins is called th 
hypothe of natural selection. will ee 
us for saying that evinces a v kno 
he ry shallow 
ledge of his pote when he says, "that selection’ 6 or 
ent. 
hoice assu usness, disce , jud 
Certainly his objectio d us to consider whether 
he term ‘‘se prki adequately expresses the sense 
it is intended t nvey. He estimates t a 
France at ten times the number of species at 
des ter a glance at the value of microscopic 
d 
cribed. 
and tha characters as distin; ing speci 
giving Linnze 
day be re- 
recognised. We do not propose going into detail and 
pren all the evidence we an en hap ai 
e theory of a for that is a we 
But havi g laid the p e 
Very persons will inclined to ‘soe that M 
Jordan’s species of Erophila may pres th 
characters from seed for an indefinite number of years, 
t yet fewer would admit that this quality is the 
plants to find a 
very one who has raised Pe 
Roses, &c., from seed, will remember instances in 
which, it was evident there could have been no cross- 
ion, ve come mnt Fe like 
rhe 
ybr. i oe peg 
perfectly well that certain undoubted varieties -E be 
se be exercised in 
ised. e- 
of Eslergoniame and other peria being much 
effect cutt ings, t prop. on from 
t, as we have areas men- 
ce 
mixed progeny; and ilised spec 
alone reproduce their like, the differently dalari 
Asters would be re titled to gear ank. Som 
the eal have nated i span shee shang A the 
of the e crossing of two ditterently ox 
ties, "eae they are constant fro the | 
Other iarities tted with 
the same certainty, as z practical gardener is aware. | 
But continued self isation a erative 
and varieties so perpetuated lose con- 
stitution in time, and disappear from on, 
se il cross-fertilisation shall give birth to a your 
ariety. Recent investigations seem to indicate t 
is Nature continued self- fertilisation is an exception, 
just ov two florists : ; | raise 
variet ing the Se or qualities, 
each aA giving it a differ t name, and strongly 
impressed with the belief that t the other has not come 
by it honestly. As for the chara upon which M 
Jordan 
porn ge in a diagnosis ; even 
would be impossible to ge toe 
E Phat he, lany years’ s erred 
to he gives 
bases his species, they would us bere see |A 
ach 
about as logical as describing ete some 
slight differences extend to individuals e 
With the crc Setlliention "ot closely 
e 
of unequal importance in the estimation of different 
men. 
It is scarcely to be expected that M. Jordan will 
listen to our 
trivial forms, 
his efforts would be far more likely to meet with 
recognition, W. B. H. 
essrs. Reeve & Co. have lately published 
parts 2 o 5 of Mr. Jennings Orchids and How to Grow 
in e Dodia, & goss alluded to this 
hee but may now say it progresses its interest 
increases, that the con "Ie culture appear sen- 
le and judicious, an the execution of the 
still es open to plates, re- 
present Sophronitis grandiflora, Lelia anceps (in- 
cluding the variety Da Ccelogyne cristata, 
Saccolabium teum (an unsatisfactory solid look- 
ing representation), Lycaste Skinneri, Cath- 
cartii, Oncidi Papilio, gi ripedium Stonei, 
Odontoglossum Barkeria Lindl var. 
pms 3 Phalze Schilleri C 
Masdev: Lindeni, Cattleya 
Dendrobiam Boxalii capi representation), and 
will be 
r For ue 
these plants, 
striking, are almost re omitted, which is 
obb to b e een 
p 
. 
© 
be at once j sija that much of what i is Petete S 
cat importa oa 
P subjects that will occupy the p 
perpin ms of the anpe of Or chids. Left to an 
vill babl; be pai rinie 
du! 
which may gA aika difficult tt remedy,” 
ag waa 
pte os 
ve gardeners of 
‘their 
ka and would make capital servants if they could 
nie be paa tbat you know better 
~ this c 
w new man fo 
ng experience 
-garden, Such a man n can be trained to 
out any system of eines and will not be 
rej in favour of his old d-fashioned 
elligent 
ids rather ee eat ion 
5 , 
; rs bes 
at thoroughly 5 The author's best 
alwa who knew nothing at 
na his service 
es of kag Botanical Mapes lor 
presentati s of Crita 
singul; ; 
