John Stevens Henslow

John Stevens Henslow is a Botaniste and a British geologist , born the February 6th 1795 with Rochester and dead the May 16th 1861 with Hitcham.

He is the son of John Prentis Henslow, man of law, which transmits to him the taste of the Natural history. He makes his studies with the St John' S College of Cambridge. In 1818, it obtains the row of Wrangler , a mathematical row of excellence in . The same year, Adam Sedgwick (1785-1873) becomes professor of geology Woodwardien (name of the pulpit founded by John Woodward (1665-1728) in 1728). Henslow accompanies Sedgwick, in 1819, in a voyage to the island of Wight, during which it takes its first lessons of Géologie. Henslow also follows the courses of Chimie near James Cumming (1777-1861) and of Minéralogie near Edward Daniel Clarke (1769-1822). With the autumn 1819, Henslow made of important observations on the geology of the island of Man (which off appear in 1821 in the Transactions the Geological Society ) and in 1821, it studies the geology of parts of Anglesey. These observations appear in the first volume of the Transactions fo the Cambrdige Philosophical Society which it founds with Sedgwick. It obtains its Master off Arts in 1821.

It Marie in 1823 with Harriet Jenyns (1797-1857), girl George Leonard Jenyns (1763-1848), man of the church, and brother of Leonard Jenyns (1800-1893) naturalist. From this union will be born two wire and three girls; one of enter they, Frances Harriet will marry with the large botanist Sir Joseph Dalton Hooker (1817-1911). In 1827, he becomes professor of Botanique, function which he preserves until in 1861.

Henslow obtains, in 1822, with died of Clarke, the pulpit of mineralogy of the university of Cambridge. Two years later, it enters the orders. It is interested mainly in botany and resigns, in 1825, of the pulpit of mineralogy for that of botany. Henslow is a professor whom one seeks. Charles Darwin (1809-1882) largely owes him his interest for the Natural history. It is besides thanks to Henslow that Darwin meets the captain Robert FitzRoy (1805-1865) of the '' HMS Beagle ''.

Charles Darwin (1809-1882) is one of his pupils. It is Henslow which recommends it as naturalist at the time of the forwarding around the world of the '' Beagle ''. Henslow founds the Botanical garden of the university of Cambridge in 1831.

In 1832, Henslow is named vicar of Cholsey-cum-Moulsford in the Berkshire and in 1837 vice-chancellor of Hitcham with Suffolk. In 1843, it découvrie of the nodules coprolithes to Felixstowe in Suffolk and establishes that they could be used in agriculture. Its observations lead to the emergence of an industry of production of Phosphate in Suffolk and the Cambridgeshire which prosperous until will have arrived of phosphates cheaper from abroad.

The Natural history museum of Ipswich, founded in 1847, must much in Henslow: it is in the president in 1850 and directs the arrangement of the collections.

Henslow is in particular the author of: has off Catalog British Plants (1829, republished in 1835), Principles off Descriptive and Physiological Botany (1825), Letters to the Farmers off Suffolk (1843), Dictionary off Botanical Terms (1857) and takes part in the Flora off Suffolk (1866) of Edmund Skepper (1825-1867).

Source

This text uses extracts of the article of English language of Wikipédia (version of July 25th, 2006).

Random links: