image im_007200_3
Image number: RS.18731
Credit: ©The Royal Society

Group portrait of botanists




Vernon Herbert Blackman (1872-1967), Botanist
Elizabeth Marianne Blackwell (1889-1973, British), Botanist
Ethel Nancy Miles Thomas (1876-1944, British), Botanist
Edward Charles Jeffrey (1866-1952, Canadian-American), Botanist


Unknown, Photographer

Object type

Image reference




height (print): 100mm
width (print): 120mm


   > Botany


Scene at an unidentified building [possibly at Niagara Falls], in Ontario, Canada, showing a group of six scientists, four facing towards the camera, with table and chairs set behind them.

The image is from an album of original photographs, with postcards and other pictures collected during the British Association for the Advancement of Science meeting in Toronto, Canada, 1924. The album shows participants in activities of Section K: Botany. This page is inscribed above: ‘Niagara Glen August 8th-10th’.

Image inscribed below: ‘Prof. V.H. Blackman [London] Miss Blackwell [London] Dr. E.M. Thomas Prof: S. Prof: Jeffries [Cambridge Mass:].

An account of the British Association gathering, by R D’O Good and A B Rendle, appeared in the Journal of Botany v.63 (1925), pp.1-9. ‘The second excursion comprised a week-end at Niagara Glen…On Sunday morning, through the kindness of the Mayor of St. Katherine’s, a small fleet of motor cars awaited us, in which we were driven to the Falls…The Vineland Experimental Fruit Farm was inspected and a visit paid to the Dominion Plant Pathology station at St. Katherine’s.’

Vernon Harcourt Blackman (1872-1967) British botanist, was elected a Fellow of the Royal Society in 1913.
Elizabeth Marianne Blackwell (1889-1973) British botanist. Head of Botany at Royal Holloway College, London, from 1922.
Ethel Nancy Miles Thomas [married name Hyndman] (1876-1944) British botanist. Head of Botany at Bedford College, London, from 1908.
Edward Charles Jeffrey (1866-1952) Canadian-American botanist [?]

Associated place

<The World>
   > North America
      > Canada
         > Ontario