DECEMBER 19, —— 
botanists. Dr. J. D. Hooker and Dr. Seemann stated at | diie 
= ion — 
as first 
ment of the pollen. — from 
Brown e 
1HEB GARDENERS 
mesere that 
iratio 
saver i precisely År the nr nce 
observed ; the habit. ra ath 
me yours ma ; re- 
a2 when the 
CHRONICL 
arded 
e paoue int 
OD 
erences exist in this respect, and females are more 
| common than was once sw pposed, 
In Chara crinita reste, indiv iduals abound noak: to 
| the a of males. 
habit, 
pee before 
por, agree perfectly 
seeds p at- contain | 
ers produce 
|in general this & species is pro 
nesis. The antheridia are ors 
and therefore capable : r functions 
t as in agern Peug of pris 
It is certain there 
reer the pollen tube after thrust ree it 
eine o-sac, and not imm mediately from the bat still it may be asked—1. 
fore that t perfect seed i 
|in Cwlebogyne without the accession of pollen , grains, 
not, a single antheridium has occurred, while yet it is 
ave 
+ that +) plants 
May n 
spare whi ch still ar adh at t the base of young J plants, 
not impregnati 
EN 
d xh Smith? 2. How 
were 
ay, OF by 
is “the embryo 
st, th 
+ intervention of ‘male organs, Th wide spread 
ist of number 
The werent ings! n eadi notion of the ‘tae 
ment of the ryptogams as taught b dh 
Ty the apparent nt simplicity of the trga f obtained fo 
Schleiden sup rs, and it was only after a “ef 
mledge 
contest that a of what ee takes 
fea embryo-sac, and the relation borne to pen 
ps sp a of the pollen tube, at last produced a 
acknowledged now by Schleiden himself, that 
the theory was founded upon incorrect o 
ent a mode of 
that of animals, ani 
toa 
essentially a uni 
other wa 
15. | Sim jation ke 
ation extremely a to 
eye coder ig” presenco 
Fy and more a A 
eo 
Lichens and fungi _ a sexes, 
bable that the ee cg one xceptions ~—: vanish 
e. Par 
inito; and 
os orders, where there 
r possessing = powers 
g+ respect to 
ion. 
ae zm = “oils each co 
tion takes tih 
| which ultimately gives r in 9 
he aa way b 
riedia keen oe — com 
nds occur 4 opman? Peon oe eps 
tification, and 
not requisi glands of a 
mical saactine exist in plants belonging to roast 
ae be no 
Peace ra M. Deecke has 
rope r development of t bem ne The mneule | for 
longated e — sac. At the 
Ao 
le spread thick 
‘less individuals, 
which even to the month of July or later, at the time 
where hee that 
like an: 
westion as to 
ion. 
C. crinita is Migan Aar 
be 
ee 
pierdea Diack shells of the last year’s i 
w, and never outlives ths 
C. fatida, rags, do, et 
er pommes no vag 
means soft bulbs which outlive the wie Ç 
connive vom sal wc y ote the whole Sng ore 
the year must be pirati te 
od is pelei by K 
m germination inde 
ees With that of other s; speciet.. 
“hon all these observat well established 
m on the scarcely natant ible s mmmn A that on the 
e hand the | antheridia of Ch arads are © really 3 male 
uction, dn Me the other the spore formed 
=, a tome A a which 
Bag son le, appears 
n localities at 
endosmose = 
lace between the end of the poi A cells which yh iee = 
tle psa still be discovered in 
uiries which have ee place with 
pied pce nner te, the production of seeds in - 
tain cases without een this mode 
r division 
ereh 
pr takes hreu s a ordinary impregnation. 
t is trne that Deecke once and once only foun 
Hen tube, but probably belonging to some strange cared 
the w wall of the 
s the fertile Ay 
rai A short 
wreg 
a gradually exhibits 
mrika can y7 more ect than the 
of development, and thats 
KER T- 
exhibits a true Patios nogenc 
an remainder of the memoir is taken up w 
nssion of the relative mer "of Parthen 
uction in t 
om. The of this 
e without an intimate 
of re’ 
a dis- 
Lied 9 as 
ether is ever takes 
will vegetate on strange stigmas. Radikofer has also |* 
Since in plants, our attention must rst be | directed to the only point 
at Kew 
+ AP 14 led 
moneecious plants. The plan whioh in 
were the Sty of Experiment mom ions 
ors Wi a. Diæcious iL naar saliva; 
4. Mer 
the top of the 
t 
Th 
mate 
pilulifera; 11. 
Now, it r Aeri rare pA tepe cas mA the that thi 
result is not perfect satisfactory, üse cient] eifi exist at Kew which have 
in alee a means of the | BNET € Shas Ste: native 
secs wi ere, WRR vi pri ‘woe |is without doubt a disci 
whieh escap 
ane Still experiments made 
od f impregnation. 
mode o! i 
exists between the 
hat 
eration, 
are from Decke 
could not be overlooked. Several 
not ater flowered. It is 
Ppa 
ous plant, which 
a wild state the normal 
Time alone can show the ratio 
attempt 
is that he rbeerved ar oe 
ah 
We w il remark Phan in 
Ph 
pi 
two modes of reproduction 
Parthenog mogenesis, like ates 
ne 
ha 
Hi 
Ž 
tee 
a 
at 
Heit 
Le iy teak 
ber of male and 
| the de pran opam is fe geome at an 
in, | US to 
fluer 
t P 
rot soaiisldea!' wih: atom 
3 vidas pe 
ct of P 
rg fe i 
mbr: ryo in some instances com 
ae = 
Hat è 
=<4=¢ 
Lo 4 
Hi 
| Sevi pr Eo nt 
ences without any rodas of im 
ect notions s 
or the more recent 
a one of in 
embryo-sac or uterus from es 
probable that there are 
age 
Hy ay 
organisms in which 
i is, nes nergy A 
may coexist in the 
reproduction, s’ the dht ok 
as it 
Philp’s Progress in Great Britain 
‘eee p Maia 852) goes on satisfactorily. © 
hird Nu CA wee is bg i ae B 
ural progress, the opening of 
5 naa 
giiia ueia pay 
emale plants o number Ta male 
recorded th 
t win, $e ted a 
a tie "of his - ime, tiva 
et KE oT aad, by Se 
aaa aiia fone 
4} ee 
sok, ty pitune = oe 
ander | similar 
seat tas Ramisch obtained from 
the genus poner second 
lebs ani and 
5 omen tage re aa 
‘era, under 
wi 
se aan ( tube, is as follo 
Senia in AON wi meee 
time fe foaming Sa me A 
pare a to “puihorbieume ax gnar vs 
Cae ASh eek o Stet as 
patee ot 
the slightest 
A EEEN 
od. | $a ehom ee 
pe Pk known that distinct 
ms. Chara. It is true 
o 
sorag aieeaa dord 
: 
-in 
sinee been confirmed by several competent | extremely rare, 
H 
Linnean eoat for 1841, | Chara aspera. 
some 
rare, though im 
E 
circumstances fi 
Mercurialis, in the first 
“en ig wales and ar ths Mone- 
luli 
each page generation gave fewer male blossoms 
almost all emale. 
to the gek of our 
‘ans pihe tog Geabrosal trvard i 
followed out; but not 
the formation 
sporangia, 
the two sorts of fritin the 
rst and 
Hense! 
uce melf 
ws in the 
and little 
organs exist hod 
e process of im 
only the 
at a 
sexual 
that the 
their possessions 
were more ample. His un saponi pn their 
envy, insomuch that they Tainan ae beer rer 
against him—‘ That , charms, an 
craft he had his neighbours fruits, tty 
oregon 
ca eater rin pE a ho nia ae 
ma AEP a rhage i him. Cresinus, 
n his best defence, 
H i 
rp 
zsif ; 
p 
at 
i 
3 
i 
dictions species occur 
to each other as to sen 
im Nitella synearpa, 
‘ie. individuals i an 
fal nen are 
Ei 
a 
Ei 
Be 
i 
: 
TEE 
ven 
ii 
i 
i 
i 
z 
att 
ae 
a 
A 
& 
3 
si 
F 
i 
E 
iE 
år 
days of 
emt 
great | motion of the me 
E 
[sa 
f, 
8 
E 
E 
| 
2 
