PROCEEDINGS OF THE ROYAL HORTICULTURAL SOCIETY. 
167 
a solitary exception. He would first read to 
the ior а portion of a letter Tn he h 
received from Мг. В. Robinson Scot 
** Port Kennedy, Montgomery Co., Pa., 
May 22nd, 1865. 
* Rev. M. J. Berkeley. 
“Rey, and и 8—1 take the liberty of 
enclosing a frond of an Asplenium found by me 
years ago in this vicinity, eight miles from 
Philadelphia, on the banks of the Schuylkill, grow- 
ing on limestone rocks in a very rocky place 
as surrounded by E E rhizaphyllus 
Укен ebeneum. Ith chau САНЫН “of 
both these ferns in part: iti is, as you will see, dis- 
tinet tee any of the s eee described in Gray's 
Manual of the Northern United States. — Dr. 
Gray after three years admits it to be a new species, 
and, i| Thule alle s ire noides, he agrees to adopt 
that name. It ma ot appear new to you. Speci- 
mens of the plant: found by me—the onl 
be foun = —were taken to England last Meets 
and, I wa: informed p t to Mr. Thomas Moore of 
г. bat Т Вахе not since heard of them. I 
send also a а print ia from a frond.” 
В 
With кр to the plants in кча having 
been sent to Mr. Moore, he Berkeley) a 
i were never р 
also vits nto Wim 
Hocker, who гана that the fern was 
tohim. He was kind nigh to get an ене 
( single а that was 
Sent, and also of the two ferns, Camptos Oe чн 
phyllus and Asplenium ebeneu m whic 
believe fed to be descended. “Sit William. had also 
л 
of the fronds во as to ak the precise disposition 
X the vei It would be remarked that 
€ Camptosorus rhizophyllus had а peculi 
perty, in common with many other species of ferns, 
of being proliferous, and pro new plants 
from the tip of the fronds, Ref the draw- 
tl gs before him, and by w the Reverend Gen- 
cman illustrated his remarks о subject, he 
ks , while the mae of oe frond we 
id ngated en they looked at it a little more 
жы; they would see that the pinne of А 
Me noides-were rather sharply serrate, while in C 
A Vophyllus the margin was nearly ated; in 
-ebenoides the margin of 
while aa of the sori, B 
ы чо їп Asplenium the sori lo ok the 
rh Other ; ог аге curved and united . + the tips, 
а ebenoi ides they are situated in great measure 
thon the manner of those of the ион, 
fads us еси is simple. ere is great 
ere 2 to true 
hybrid before believe that we haye a 
uot a са of botanical inte 
merely, мен also of ieultural interest; for 2 
“orticulturists could ental with any certainty i 
raising дун ferns, they had before them the 
pated making an вое good thing of 
the produce. He had bro with sedat 
drawin ihe by which he EE mn 4 to demonstrate that 
it was possible for any skilful horticulturist who 
ferns. He should be obliged to go into some minute 
sori, seeds; the 
bodies found in m m, po ollen n grains, nstead of 
S 1 nd the nie in which рр 
instead of arche- 
T cas 
urs after it is placed in moisture, the outer shell 
qM Eli com at ud same time a little deli- 
cate down into the to 
erive а = one 
soon divided, but almos ly after a 
root is thrown down, Pe те they voii perceive -— 
i taken place, till the 
, This as cell is 
like appendages at one end. 
a matter of great importance, because they could 
have no impregnation except these bodies were in 
drop of water: when dry, it was impossible this 
impregnation could take place. 
The embry are situated close to the notch 
in the Tittle frond, which is there 
£st from the root tlets with which the 
to і ge 
find, therefore, may be te ma- 
nipulation, an rop of moisture containing 
a quantity of the impregnating grains may 
applied by a I’s-hair pencil to the embryo 
T les, on descending i 
different varieties of fern inicr possibly not be in 
n if they sowed the 
о or three м роз might 
t ^ become ready at the same moment. That 
e great difficulty met with in impregna 
and i could onl overcome by € ence, 
e had no doubt that every person who had fol- 
lowed him t this illustration, and would 
undertake experiments in direction, might be 
nurse 
London, but he thought the 
; but ulti 
plants of that vari iety were sen at 
per экти, It would, therefore, б seen Un ; 
