_ J.D. Hooker, Introductory Essay to the Flora of Tasmania. 307 
the ues group, Dicotyledons of a very high type 
t. many species are enumerated* by Dr. Debey, 
i Repel including a species of Juglans, a genus be- 
to an order of highly- developed floral structure and 
ar for the first time at this epoch, and are a 
y who y similar in structure to those of the present day. 
d strata present large assemblages of plants of so 
many existing genera and orders, that it can hardly be doubted 
but that even the earliest Flora of that period was almost as 
complex and varied as that of our own. In the lowest Eouine 
beds are found Anonacee, Nipa, Acacia, and Cucurbitacee.t In 
ot sands some silicified wood has bee n found, which 
nay confidently be referred to Banksia, and nie is, in fact, 
ee tetsbable from recent and fossil Australian Bank- 
Th the brown coal of the Eocene and Miocene periods, Fan- 
, Conifers, and various existing genera of M) yricee, Lauri- 
nee, and Platane are believed to have been identified. Wesel 
and Weber 
' a Heer, 
at les had in oink 
others) there is a gradu SS: 
0 my of +o _ smote gr passage from great 
{re m sonuidering the i —e ~~ these and the other genera which 
ihn os san of various strata as sa y, but I conclude that the ey may 
dew ie of as highly cn wD re varied plants tN then existed 
enera. 
: sce on myer] spe to the ace ea Banksi 
Geol Soe, xv, ‘mise. 3, — an abstract is given, with som 
qg- the Australian genera include # 
altogether set asi do consider th Pei 
‘deoan at not one of the 
os organ af etidccion and that many of them em are 
