The Botanical Survey" of the Union. 181 



(12) To study the influence ot >Soutli African conditions on the 

 structure and physiolog^y of our plants and in particular 

 the causes which give rise to non-parasitic diseases. 



(lo) To compare and correlate oui' flora and its associated 

 animal and plant diseases with those existing in other parts 

 of the world under somewhat similar telluric and climatic 

 conditions. 



(14) To devote Imore attention to the soil and its micro- 

 organisms. 



At the same meeting the best means of carrying out such a 

 survey and of securing proper organization, co-ordination, and co- 

 operation between the Government Dei)artments concerned and volun- 

 tary workers were unanimously agreed upon. Tliey included the 

 appointment of the Chief, Division of Botany, as director, with, the 

 assistance of an advisory committee; the dividing of the country into 

 convenient botanical areas, each controlled by a botanist; the estab- 

 lisliment of a Central Herbarium at Pretoria with regional herbaria, 

 and the working thereof; the special examination at Kew of all plants 

 submitted (Miss A. M. Corbishley was appointed for this purpose on 

 the 1st October last) ; the publication from time to time of all matters 

 of interest arising from the survey, etc. 



The scheme was approved of by the Minister of Agriculture, the 

 following Advisory Committee being formed: — 



I. B. Pole Evans, M.A., D.Sc. F.L.S.. Chief, Division of 



Plant Pathology and Botany, and Director of the Survey. 

 Professor J. W. Bews', M.A., D.Sc, Natal University College. 

 Mrs. L. Bolus, B.A.. South African College, Capetown. 

 Dr. R. Marloth, M.A., Ph.D., Capetown.' 

 Professor G. Potts, M.Sc, Ph.D., Grey University College, 



Bloemfontein. 

 Professor S. Schonland, M.A., Pli.D., Ehodes University 



College, Grahamstown. 

 C. E. Legat, B.Sc, Chief Conservator of Forests; 

 E. E. Montgomery. M.R.C.V.S., Director of Veterinary 



Research. 



The Ad\isory Committee met twice in 1918, once each in Cape- 

 town and Pretoria, making considerable progress in matters of 

 organization, and drew up the following division of the country into 

 administrative areas, viz. : — 



1. The south-western area under Dr. Marloth. 



2. Tlie south-eastern area under Professor Schonland. 



8. The eastern area, including Pondoland, Natal, and Zulu- 

 land, under Professor Bews. 



■1. The Orange Free State and Basutoland under Professor 

 Potts. 



5. Griqualand West and all the country north of the Vaal 

 River under the direct supervision of the Director of the 

 Survey. 



