P. 
36 THE 
GARDENERS CHRONICLE. 
(Jury 10, 1875. 
antheridia figured by De Bary show an exactly 
similar alliance. Still, as the Saprolegnieze are 
at present defined, | am by no means inclined 
to describe the bodies — ind me as really 
belonging to that tribe of р 
The Saprolegniez have тч habit of moulds 
and the fructification of Algz, and they live оп 
organic matter, animal and vegetable, in a state 
‚ One of the best 
which causes the disease of silkworms. 
the genus Botrytis amongst fungi is almost o or 
of the Peronospora when such 
Mr, Berkeley (Aficrographic Dictionary, p. 9 
considers опе of the Saprolegnieæ (Achlya) 
* may be an aquatic эрг of Botrytis Bassiana " 
—the silkworm dise 
The common и which attacks € (so 
frequently seen on our window in 
autumn), Sporendonema muscze, Fr., is ‘said to 
be at condition of Saprolegnia ferax, 
Kutz., which latter only grows 
a fly infected with the fungus be submerged the 
growth of the Saprolegnia is the result. It 
would now seem to be somewhat the same with 
the Potato when diseased, in the fact that 
when submerged a second form of fruit is 
produc 
Between the two  moulds, Botrytis and 
Peronospora there is little or no difference ; the 
characters of Corda, founded upon the con- 
tinuous or articulate filaments, cannot be relied 
Cannot be denied, as the instances above cited 
clearly show ; and I am therefore disposed to 
think the fungus which ees uk m 
Potato disease is aquatic in one stage of 
existence, and in that stage the б ааыа z 
are 
Reference should here be made to the bodies 
found germinating in the intercellular passages 
of spent Potatos M Dr. Montagne (Artotrogus), 
referred eley to the Sepedoniei. 
5 
^ Ever since Mr. Berkeley first saw these 
he has had an unswerving faith in the proba- 
= bility of their being the secondary form of fruit 
na: eronospora infestans, but unfortunately, as 
faras I know, no one has ever found a speci- 
men of Artotrogus since Montagne. 
The question may, therefore, be naturally 
mn in conclusion—H ow Art 
with the presumed resting spores here 
figured ane described? And has Mr. Berkeley 
wrong in so tenaci iously 
to E first idea? ? Fortunately for the investiga- 
tion of the Potato disease (which m never be 
cured till it is understood), Mr. Berkeley has 
given in the Lords of the Royal Horticultural 
Society the number of diameters figures are 
magnified to, and 1 have here further enlarged 
those figures so as to correspond in scale with 
my own drawings, which latter are sketched with 
a camera lucida. It will be seen that they are 
the same with each c other both in size and h habit, 
e of Mos id processes may | pos- 
к L be mere mycelial threads, or due to the col- 
g of the inflated epispore. The reason 
'se resting-spores have evaded previous search 
t no one ing them 
in water ; and if 
I. Because they are м associated with 
2x Peronospora and upon the Potato plant 
tself. 
2. Because they agree in size and charact 
with the known resting-spores of other эче 
of Peronospora. 
3. Because some other moulds are aquatic 
in one stage of their existence. 
4. Because they agree in size with Artotrogus. 
subject. Worthington G. Smith. 
For some remarks on this most important 
communication, kindly forwarded to us 
lication by the a see p. “> Ер 
New Garden Plants. 
ot ee (HELIOCHARMOS) GLAUCO. 
YLLUM, Baker, н. sp.* 
font all aes at at a glance by its 
glaucous leaves, without any trace 
i accessory s jd 
—6 near, very 
flat, айыу glabrous, half a foot 4 half an 
broad at the base, narrowed gradually to the 
eerte "dextitute of cm ges central midrib. Sca 
about 
tly patent pedicels 1—2 1 
Bracts linear, эЛ as long “| i 
segments ate ac —9 lines 1 24— 
lines broad, pure white on the face, m d xe 
the back, except a narrow bord S a third 
"of the length of the perianth ; fila un lan- 
i round the ovary. Ovary bright 
"mr Sive. Кеме) пне wil К Ing 
PHALANOPSIS yang Кем. f; 
. PULCHR 
E 
1 
й 
TEE 
mum 
Hi 
o be 
amethyst. 
is ve rei r Je Mw. 
Esq., of Spondoa, near Derby. H, С. Rchb. f, 
PINGUIC ULA SRANIE LORA. 
- 
plant it is even more rare than thousands of 
exotics. The tions made and published 
Hooker on 
insectivorous of the Pinguicula, have of 
late aided in drawing attention to the Butterworts, 
b 
ut its beauty gives it a special interest to horti. 
cult Pi nce the pon and unaffected 
floral beauties the plant developes may induce 
any to tivate i an object of floral 
interest, and eventually it be found in every 
cultivation. I hear from M th, Mr ark, 
and others, that this is finer y 
they have seen, W the Irish Butterwort is 
q ^S LE and 
to expand are thrown out 
ee Gee eo 
In the winter it can be safely housed on a shelf in 
зү cock. i.n use, where 
it should be kept sufficiently — to keep it alive 
without causing the p off The 
month of March it will «== Rene jo. poli the 
plants to ieces and plant them out in of fresh 
em to the surface, 
period may 
ere so desired it may be - 
са pere t — 
ill develope into a es mass of grow 
the Batterwort 
i 
mE 
5 
1: 
ts of glass, cause 
y ; albumen is dissolved by 
seeds killed by it ; and, 
m AND BERRIES AS FOOD. 
the grounds of S Ho the princely seat 
e d Duis of ae Каабага, Э й. an 
events there was in my time, 
w sufficiently pg 
berry, that i 
