births
June 30, 1817
Joseph Dalton Hooker, English botanist and explorer (died 1911)
Joseph Dalton Hooker
Sir Joseph Dalton Hooker was a British botanist and explorer in the 19th century. He was a founder of geographical botany and Charles Darwin's closest friend. For 20 years he served as director of the Royal Botanical Gardens, Kew, succeeding his father, William Jackson Hooker, and was awarded the highest honours of British science.