{{Short description|British botanist}} {{Use dmy dates|date=April 2022}} '''Matthew Young Orr''' FRSE (1883-1953) was a 20th-century British botanist and a specialist on conifers.<ref>{{cite book | title = Dictionary of British and Irish Botanists and Horticulturalists | author = Ray Desmond}}</ref>
==Life== Orr studied Botany at University College, Cardiff. From 1906 to 1913 he lectured in botany at the University of Cardiff. In 1913, he moved to Edinburgh to oversee the Royal Botanic Gardens.
In the First World War he served as a lieutenant in the 7th battalion Royal Scots in Gallipoli and Palestine. He was later promoted to captain.<ref>{{cite web|url=https://discovery.nationalarchives.gov.uk/details/r/C721650|title=Catalogue description Lieutenant Matthew Young ORR. The Royal Scots (Lothian Regiment).|publisher=|via=National Archive of the UK}}</ref>
He returned to the Royal Botanic Gardens after the war and worked under William Wright Smith. He later worked with both John Macqueen Cowan and Roland Edgar Cooper.
In 1932, he was elected a Fellow of the Royal Society of Edinburgh. His proposers were Sir William Wright Smith, Malcolm Wilson, John Macqueen Cowan, and Alexander Nelson.<ref>{{cite book|title=Biographical Index of Former Fellows of the Royal Society of Edinburgh 1783–2002|date=July 2006|publisher=The Royal Society of Edinburgh|isbn=0 902 198 84 X|url=https://www.royalsoced.org.uk/cms/files/fellows/biographical_index/fells_indexp2.pdf|access-date=2017-11-16|archive-url=https://web.archive.org/web/20160304074135/https://www.royalsoced.org.uk/cms/files/fellows/biographical_index/fells_indexp2.pdf|archive-date=2016-03-04|url-status=dead}}</ref>
He died on 9 September 1953.
{{botanist|Orr}}
==References==
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{{DEFAULTSORT:Orr, Matthew Young}} Category:1883 births Category:1953 deaths Category:Fellows of the Royal Society of Edinburgh Category:20th-century Welsh scientists Category:20th-century British botanists Category:20th-century British scientists
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