Page:Makers of British botany.djvu/142

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ROBERT BROWN
1773—1858

By J. B. FARMER


Position of Botany before Brown—narrative—diary—naturalist to the Flinders expedition—travels in Australia—his method in the field—Essay and Prodromus on the vegetation of New Holland—the Proteaceae and Asclepiadaceae—Brown's digressions—his tenacity and caution—impregnation—views on the morphology of the Gymnosperms in the memoir on Kingia—foundation of ovular morphology—cell nucleus discussed—the simple microscope—"Brownian movement" investigated—summary of other work—Bryophytes—interest in fossil plants—personal characteristics—Asa Gray's story—the Banksian collections—the British Museum and Linnean Society—contemporary appreciation—his outstanding merits.


Someone has affirmed that no man is greater than the age in which he lives. A cryptic utterance, savouring perhaps of a certain dash of impressionism, and not altogether false as it is assuredly not wholly true. If, however, we endeavour dispassionately to appraise the performance of the world's great (though perhaps we should exclude the few greatest) men we shall probably discover that the implied limitation is justified, at least in part, by history and experience. The fact is that hardly anyone can really penetrate far into nature's secret places without losing his way. The virgin lands of knowledge that lie beyond the area of contemporary possession are first invaded by those who can breach the barriers that oppose advance, for genius, by its wider outlook enables those who are endowed with it to recognise the weaker spots in these barriers, and thus to lead the attack. But the new territory, even after it is won, is ever surrounded by unknown regions, still waiting to be overrun