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Cowan, John MacQueen
GB/NNAF/P147032 · Persoon · 1892-1960

Born Kincardineshire 1892; died Edinburgh 1960
Educated at Gordons College Aberdeen and Edinburgh University graduating MA with honours botany, John Macqueen Cowan completed his training in forestry at Oxford before being appointed to the Indian Forest Service in 1914. During ten years with the Indian Service he studied and classified vegetation and made considerable plant collections in Sikkim, Bengal and Burma, travelling with his wife, also a botanist. He was attached to the Indian Army during the First World War and served in Egypt and Palestine. On his return to India he officiated as Director of the Botanical Survey then as Superintendent of Royal Botanic Garden Calcutta from 1926, retiring in 1928. In that year he gained a temporary appointment as a botanist in the herbarium at Kew and in 1929 undertook botanical expeditions to Iraq and Persia principally to collect tulip bulbs but returning with 2,500 plant and herbarium specimens. In 1930 Cowan became assistant to the Regius Keeper of the Royal Botanic Garden Edinburgh, a post he was to hold for 24 years. Using the Garden’s extensive collections he became an authority on Rhododendron, publishing widely on this and other genera. During the Second World War he was seconded to the Ministry of Supply build up timber production in west of Scotland. Cowan was President Botanical Society of Edinburgh from 1951 to 1953. On retirement in 1954 he took charge of the National Trust for Scotland (NTS) Garden at Inverewe in Wester Ross developing it into a major visitor attraction, and also inaugurated the prestigious NTS garden cruises.
Sources: R. Desmond ‘Dictionary of British and Irish Botanists and Horticulturalists); HR Fletcher and WH Brown ‘The Royal Botanic Garden Edinburgh 1670-1970’; obituary folder.
D.W.

Davidian, Hagop H.
DHH · Persoon · 1907-2003

Born Cyprus 1907; died 2003
Hagop "David" Davidian graduated in botany from Edinburgh University in 1946 and in 1947 was offered a post at Royal Botanic Garden Edinburgh by Sir William Wright Smith, Regius Keeper, to work on the taxonomy of rhododendrons. Rhododendrons became his life long specialism and enthusiasm. He contributed regularly to the RHS Rhododendron and Camellia Yearbook and at one stage identified 2,000 rhododendrons from the Arnold Arboretum in the USA. Honoured twice by the RHS and in Sweden, after his retirement in 1972 he set to work writing, in four volumes, books on the genus based on the Balfourian system.
Source; cuttings and obituary files
D.W.