without Queensland. It is worthy also to remark that the indigenous 
ferns of Queensland equal in number those of the Islands of New 
Zealand, and are three times the number of those of Great Britain. 
The author cannot conclude these prefactory remarks without 
acknowledging his indebtedness to the learned works of Kobert 
Brown, Bentham, Mueller, Hooker, Smith, Moore, &c., &c. ; and 
would also express his sincere thanks to the many friends from 
whom he has received assistance, specially. Sir Ferd. von Mueller, 
of Melbourne ; the Rev. J. E. Tenison- Woods, Dr. Chas. Prentice, 
Brisbane; Dr. Rich. Schomburgk, of Adelaide; Chas. Moore, Esq., 
of Sydney; Dr. Bancroft, Brisbane ; L. A. Bernays, Esq., Brisbane; 
all of whom are indefatigable workers in the cause of science. 
Also to Miss F. M. Campbell, of Gippsland ; and Mrs. A. Archer, 
of Brisbane, for information regarding habitat and specimens of rare 
species. 
