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Carolus Linnaeus: established the binomial system of scientific nomenclature. Each organism has two names: the genus and spific epithet.

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Linnaeus, and the Flower Clock

Linnaeus’ Floral clockLinnaeus observed over a number of years that certain plants constantly opened and closed their flowers at particular times of the day, these times varying from species to species. Hence one could deduce the approximate time of day according to which species had opened or closed their flowers. Arranged in sequence of flowering over the day they constituted a kind of floral clock or horologium florae, as Linnaeus called it in his Philosophia Botanica (1751, pages ...

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Linnaeus Art Project: Botanical Illustrations


Miller's book, An Illustration to the Sexual System of Linnaeus (1770-7), was an attempt to explain and promote the system of classification devised by the famous botanist Carl Linnaeus. This was based on the number and relation of the reproductive parts of flowers. The book was published in various combinations of plates, coloured and uncoloured. This is one of several proof plates, printed before the lettering was added.

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