Piemiņai:

Arthur Wallis Exell

1901. gada 21. maijs — 1993. gada 15. janvāris

Birmingham · Cheltenham

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Arthur Wallis Exell OBE was initially an assistant and later Deputy Keeper of Botany at the British Museum during the years 1924–1939 and 1950–1962. A noted cryptographer, taxonomist and phytogeographer, he was notable for his furthering of botanical exploration in tropical and sub-tropical Africa, and was an authority on the family Combretaceae.

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