A PLANT FORMATION ae ‘fannes a ; 
which I ist separate from that. found at Kiltorkan, to 
Haughton gave the name of Sigillaria dichotoma, — 
pecs of Cyelostigma kiltorkense, and which, after receiving 
other aliases, should be named, I believe, 2 iyringodendron 
tomum, as being a species of that genus as —— by B: 
in his ‘ Histoire,’ and again in his ‘Tablea 
HEL 
Order CatamitEx. ‘Brongniart. es 
e Schimper, op, cit. vol. i, p. 291.) For the conveniiaal ; 
wtadents'{ in Australia, where the works of Schimper, rongniart, 
Ettingshausen, &c., are so difficult of access, I give an abridged 
“notice of the Titdiatare of the order, and fuller deocrtacl of its 
character, This order is distinguished from the Hqwisetacee Ot 
ete to which also belongs our fossil Phy — by the ver 
t their bast, 
specimens were dischve red, just as in the case of the different a 
tions of the Tasidodeidvon family, they have proved to be ner 7 
portions of the same plants. Thus Ettingshausen has ai ee 
ee ites are the branches and branchlets of Cal 
e spikes known under the name of Volkmannie are the 
portions of the same genus. It is to Mr. Binney, 
the 1¢ spikes are not anthers but sporangia. 
Caius Suckow. : 
ae Calamites, Eemesetes (in part), ei 
 mannia, Bechera, Bruckmannia, Bornia, : 
oe Tar ant Calumites, Equisetites (pat 
> phyllites, ii saat af 
= 
+ Sara nted 
3 whos with forked hecachiot 
