Roger David Spencer (born 6 October 1945) is a British-Australian horticultural botanist who was born at

Alfreton Alfreton ( or locally ) is a town and civil parishes in England, civil parish in the Amber Valley district of Derbyshire, England. The town was formerly a Norman Manor and later an Urban District. The population of the Alfreton parish was 8,79 ...

Derbyshire Derbyshire ( ) is a ceremonial county in the East Midlands of England. It borders Greater Manchester, West Yorkshire, and South Yorkshire to the north, Nottinghamshire to the east, Leicestershire to the south-east, Staffordshire to the south a ...

. He has an honours degree in botany from the

University College of Wales Aberystwyth University () is a Public university, public Research university, research university in Aberystwyth, Wales. Aberystwyth was a founding member institution of the former federal University of Wales. The university has over 8,000 stude ...

Aberystwyth Aberystwyth (; ) is a University town, university and seaside town and a community (Wales), community in Ceredigion, Wales. It is the largest town in Ceredigion and from Aberaeron, the county's other administrative centre. In 2021, the popula ...

, a master's degree and doctorate from the

University of Melbourne The University of Melbourne (colloquially known as Melbourne University) is a public university, public research university located in Melbourne, Australia. Founded in 1853, it is Australia's second oldest university and the oldest in the state ...

(in

phycology Phycology () is the scientific study of algae. Also known as algology, phycology is a branch of life science. Algae are important as primary producers in aquatic ecosystems. Most algae are eukaryotic, photosynthetic organisms that live in a ...

) and a technical certificate in gardening and turf maintenance from Oakleigh Technical College, Melbourne. He is currently horticultural botanist at the Royal Botanic Gardens Melbourne where he works in the Plant Identification Service, contributing locally and internationally to the study of

cultivated plant taxonomy Cultivated plant taxonomy is the study of the theory and practice of the science that identifies, describes, classifies, and names cultigens—those plants whose origin or selection is primarily due to intentional human activity. Cultivated p ...

. He has written popular articles on horticultural taxonomy for various journals and newspapers and has a regular column on plant names for ''Australian Horticulture''. He has also written books on topics including landscape conservation, elms and silver foliage plants. Between 1995 and 2005 he compiled the five-volume

Horticultural Flora A horticultural flora, also known as a garden flora, is a plant identification aid structured in the same way as a native plants flora. It serves the same purpose: to facilitate plant identification; however, it only includes plants that are under ...

of South-eastern Australia. He is the co-author of the book ''Sustainable Gardens'' and an international third edition of the booklet ''Plant Names''. He has contributed to the Australian native floras of Victoria, New South Wales and South Australia, and was for several years chairman of the Australian Cultivar Registration Authority.

Selection of Publications

*Spencer, R.D. 1987. ''Growing Silver, Grey and Blue Foliage Plants''. Kangaroo Press, Kenthurst. . *Spencer, R.D., Hawker, J. & Lumley, P. F. 1991. ''Elms in Australia''. Ornamental Plants 3. Royal Botanic Gardens, Melbourne. . *Spencer, R.D. 1995-2005. ''A Horticultural Flora of South-eastern Australia.'' Volumes 1-5. Univ. NSW Press, Sydney. *Spencer, R.D., Cross, R.J. Lumley, P.F. 2007. ''Plant Names, A Guide To Botanical Nomenclature''. Edition 3. CSIRO Publishing, Collingwood. . *Cross, R. & Spencer, R. 2009. ''Sustainable Gardens''. CSIRO Publishing, Collingwood. . *Spencer, R.D. & Cross, R.G. 2007. "The cultigen". ''Taxon'' 56(3):938-940 *Spencer, R.D. & Lumley, P.F. 1986. Two new species of ''Callistemon'' R.Br. ''Muelleria'' 6:293-298 *Lumley, P.F. & Spencer, R.D. 1990. Two new species of ''Callistemon'' R.Br. (Myrtaceae). ''Muelleria'' 7(2):253-258 *Spencer, R.D. 1999. "Cultivated Plants and the Codes Of Nomenclature – Towards The Resolution of a Demarcation Dispute". In: S. Andrews, A.C. Leslie and C. Alexander (eds). ''Taxonomy of Cultivated Plants: Third International Symposium'', pp. 171–181. Royal Botanic Gardens, Kew.

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Profile
{{DEFAULTSORT:Spencer, Roger David Botanists with author abbreviations 1945 births 20th-century Australian botanists Living people 21st-century Australian botanists

Selection of Publications

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