* 
J.D. Hooker, Introductory Essay to the Flora of Tasmania, 21 
that, the very commonest, most numerous, and universally dis- 
tributed Australian gehera and species, as Casuarina, Eucalyp- 
tus, Acacia, Boronia, Helichrysum, Melaleuca, etc., and all the 
Australian Leguminose (including a European genus and spe- 
cies), are absent from New Zealand. Causes now in operation 
cannot be made to account for a large assemblage of flowering 
plants characteristic of the Indian peninsula being also inhabit- 
ants of tropical Australia, while not one characteristic Austra- 
_* I find that there is a remarkable difference between the poem me New Heb- 
me and Caledonia on the one han 
of t In the fi 4 Australian types 
@>ound ; in latter, almost exclusively Indian forms. The differences betw 
the floras of Fiji, Samoa, Tonga, Tahi that of India, are in species and not in 
and many species are common to all. 
- Darwin has left Aurora Island (another of the group) uncolored, on account 
of the doubtful evidence regarding it, which however is in favor of its being in the _ 
Same condition as Elizabeth's Island. From a list of species communicated by Mr. 
Dana, it appears to contain no peculiar plants. : 
, + Fitchia. See Lond. Journ. Bot. 1845, iv, p. 640, t. 23,24. [A specimen of 
this plant was gathered by Prof, Dana on the mountains of Tahiti—Ens.] 
