Acknowledgments. 



In the prosecution of this research every lielpand assistance has been rendered In tlic liij^hcr 

 officers of the Department ot I'ublic Insiruction, an oncoiirai^cnient which has tcni.led to 

 lighten the tediousness of tlie w ork. 



By the wilHng^ assistance o( tlie Pulilic School Teachers under this Department, the 

 geograpliical distribution o( the Pines in New South Wales has been somewhat completely 

 arranged. 'Die location of these officers throughout the length and breadth of the State has 

 given them an unique opporiunit\- to assist in the Botanical Sur\e\' of this important 

 group of our indigenous Plants. Their names are listed towards the end of this work, 

 together with those of other correspondents who assisted. 



We are also grateful to the authorities of the various European Herbaria, especially 

 those of Kew, British Museum, Cambridge, Edinburgh, Paris, Brussels, Berlin, Leyden, 

 and Boissier for everv possible assistance ; and also to the Governments of the Australian 

 States who have assisted bv providing material, and in other ways. This action has 

 helped to give this work a Commonwealth character — a Federal spirit worthy of all 

 commendation. 



This opportunity is also taken to thank the following gentleman who ha\e rendered 

 botanical and other assistance, viz.: — I)k. J. A. Battandikr, Algiers; Mr. R. H. 

 C.\.MB.\UK, F.L.S., Sydney ; Mr. ]. 1^. Carnk, F.G.S., Assistant Government Geologist, 

 Sydney ; Prokessor A. J. Ivwakt. I)..Sc., Melbourne ; Mr. W. Gill, F.L.S., Conservator 

 of Forests, South Australia; Mr. X. Holt/.k, Port Darwin; Mr. D. E. Hutchins, 

 Conservator of Forests, British Africa; Prokkssor E. C. Jeffrey, Harvard University; 

 the late Mr. J. G. Lleh.maxn, Melbourne; Mr. P. MacMaho.v, Director Botanic 

 Gardens, Brisbane; Mr. J. H. Maidk.x, F.L.S., Director Botanic Gardens, Sydney ; the late 

 Dr. .Masters, London ; Dr. A. ^Ihrrisox, Perth ; .Mr. L. Rodwav, Government 

 Botanist, Hobart ; Dr. L. Trablt, Algiers; and Dr. J. C. Willls, Director, Botanic 

 Gardens, Ceylon. 



To Mr. W. a. GfLLKK, the Government Printer, our thanks are due for the interest 

 he has taken in the work, and for numerous suggestions diiring its publication. 



Mr. V. H. '!"a^'H)R, of this .Museum, has rendered much assistance, especially in the 

 preparation of sections for the micro-photographic plates. Some of the other Photographs 

 were al.so taken by him. 



Mr. J. \ANt;LE, of the .Svdney Technical College, and his assistants, Mi;ssrs J. 

 Farrell and A. II. .Marilv, undertook the testing o( the limber specimens, a work done 

 specially for this research. 



Our appreciation is also due, for assistance rendered in various ways, to the follow ing 

 gentlemen :— Mr. J. Smari'e, Ballina ; Mr. J. Dawso.v, Ryl.stone ; .Mr. 11. Kinx;, lilen 

 Regis; Mr. T. B. Oshorne, Lismore ; .Mr. J. B. McDovgall, Casino; Mr. M. IIaskett, 

 Cape 'N'ork ; .Mr. T. W. I Iewet.son, Sandilands ; and Mr. J. Ward.vlw, Botanic 

 Gardens, Hobart. Also to the following members of the Museum .Staff: — Messrs. C. h\ 

 Lasero.v (for care in collecting material), G. Beyer, M. I". CciWEr.LY, J. Cram, D. 

 Can.son, W. Rltherkorp, and A. J. Holloway. 



