THE 
OCTOBER 3, 1874.] 
GARDENERS CHRONICLE. 
423 
results of w interesting and decisive a bearing that I 
think they should be made known at once, even if 
washed samples. The second condition was answered 
by the use of the well-known s te and 
barium chloride process, as described in my Laboratory 
Guide, 3d edition, p. 137 ; while thie hid condition 
merely required the use of pure re-agents, such as 
sodiu rate made fi i and of silver 
ready done in n this Nite 
detected in the 
= purity of the a employed ; in en in arse 
them we may be sure that the sodium hydrate wa 
h 
those essential to the plant itse if 
analysed 
stituent amon 
For in (Ann. Chem. 
s But w 
ci ; lviii, rg Jhi in 1953: found 39. r cent. 
alumina in the ash of Lycopodium Cham rnaccy paris, 
r cent. in that of L. clavatum, it w 
g 
hs 
alu 
tuents ‘of the plants analysed. 
results confi others previously obtained (1851 and 
1852), and have met since general acceptance. 
I have at Sheed ene done has Deemed examine 
same genus, um, and a 
few "plats "R to closely nat oeni 
alumina it was considered that all 
had parte removed. The following 
percentages pori p aan ained :— 
ae too parts of Ash 
contained 
| Lycopodium alpinum. 3 ES 
i thos 
SiO.. 
10.24 
` 6.40 
wh 
my ranere in the case 
r than his, viz., 15.24 per cent. 
69. 
be settled was the absence or 
pecies of the closely allied 
od supply of S. 
Martensii, var. robi a (the var. Y compacta of A- 
n) and thoroughly 
Brau 
It gave— 
: Percentage roo parts of Ash 
of og contained 
: _ Dry Plant. AD = SII 
Selaginella Martensii.. 11.6 0.26 41.03 
< Practically, this rt per Seay of Al, O, must be re- 
i and w may co nclude that this 
se Kibati? ; 
of Lycopodium, L. Selago, was ined from Wes 
moreland, and cleansed and tetas e= the following 
results :— 
Percentage too parts of Ash 
of Ash contained 
in FF 
ime reg 7 = 
L. Selago 
A result a opii darai my rni idot 
and the Fä ularly so, as the gro vo of Lyco- 
podia to "whid L. Se lago ig is se 
the group to which L. alpinu ee ty that to 
which L. clavatum belongs, thus 
Order, 
Botanical Series. according to Percentage of 
A Alumina. 
PRS L. alpinum ARA fs ve 9350 
as L. clavatum, Boars a aig 
a L. Sela: 3. Bese ir 
O 
one ee spinulosa. 
really co to the genus “ate fom this plant 
ought not o contain it— and it it does not, according to 
the following analysis :— 
Percentage roo parts of Ash 
of Ash contain 
in Pn 
Dry Plant. ja af yg 
Selaginella spinulosa .. 3.44 
A good supply of this plant was kindly o obtai 
me from Largo Links, Fife, by Mr. Howie, of Largo. 
Many points remain to be determ ray "by fu further 
research concerning this occurrence of aluminium i 
E for 
kind of Lycopodi 
another point connected with the pa inquiry, om 
have searched for and failed to mi 
ashes of the clawing cryptogams, sitios or less near iy 
r to Lyco 
Equisetum maximum. 
Ophioglossum vulgatum. 
Psilotum trique 
I hope to analyse species of Li hk nt and 
Tmesipteris, tö genera of Lycopodieæ closely allied 
podium. Isoetes, also, which is se moos from 
to Lyco 
Lycopodium by Selaginella, s should also be studied in 
a connection 
n the following table, the results recorded in the 
t paper are presented in a compact form :— 
Percentage 100 parts of Ash 
of Ash contain 
in 
ry Plant Silica, Alumina 
Lycopodium Adara ss 3.68 0.24 3.50 
i ene TE E -4 15.24 
Selag E i 2.53 7-29 
lsem elt a Martensii .. 11.66 41.03 0.26 
ee nc anton ve 6.67 none 
m maxim co O 62.95 
Ahire vulgatum 8 oe “a “4 none 
Psilotu trace (2) 
Professor A, H. Church, tn <* Chita News.” 
THE GENUS TRICH OMANES. 
a hurried visit which Im dle some time a o to 
beau 
We have no tes for these, of 
more Soldi pira elevating Pais “ tree-like ” 
above the more e creeping rhizome-supported 
i eas, which 
es. I to the elegant Tod 
may be planted, in company oe andl 
of the former gen some of those neat imitation 
form which is kno as the Irish Fern, and 
ch as would a: sufficient E if collected 
together and formed into wha term 
t Film garden,” with té addition of 
never pen eee (55°) there are few of the 
cceed, i nclading s ak those a the 
rd t tual 
and doing moderately—though to 
tomah the usual amount of skill m must 
heir case, as with all other 
three to six a at a stretch, Prem to rei 
freely, putti new le rhi 
which i in their fenes peiral the young — a 
I do not mmend such a negligent mode of 
culture to those who make the vat ott lants 
their ‘‘ study elight,” but is mo way 
of enco ment to the amateurs who c not 
lways give such an amount of daily attention as these 
plants would certainly enjoy. Havi t 
this fact I think I have h i t 
to many to make a start ; but yet more is to be added. 
all—perh: wn-imprisoned > 
inds. 
and adhere to 
rous 
ed fine, and two of silver-sand, 
is formed, In addition to 
is always advisable pe = the rhizome neatly between 
two piece s of such s he above , and then to 
to 5 
= continue to. increase 
they may be 
injury for more + Tetigthets 
cases. 
a very limited 
sprinkling only is is required, a more distant intervals ; 
gi should be given, in fact, during sharp frosty 
eather tdan the emre grow in cases. r 
the Tric y in glass — 
dishes ha aving “3 outlet for the water at their base, 
and over which shades are placed. In all such 
instances it will te advisable to give very copious 
gs, dish with 
nences above y of e com 
ont eae? Mtge subsequent to 
sudden variations in temperature, the pellucid f 
will nally become densely bd aes with dewi: 
have found it ry to shake the 
occasional 
like moisture, T 
moisture 
Sity ot or root mire lit ag ‘Too ios A the 
1 
e too shallow, 
suficient room 
ass structures placed over these 
hence the tops of the fronds have sit 
to extend iz eely. For reason I advise a hig 
glass as being preferable to a bell- inii and 
that sil Wardian or plant cases be made higher than 
the ogres usually grow. 
om species T. radicans, is begin 
f the “European | Bristle 
oleae ke 
age 
