Crossing the brook, autumn

A member of the New Watercolour Society, Warren was one of the first landscape painters to embrace the Pre-Raphaelite principles of colour, keen observation from nature and painstaking detail in his landscape watercolours. Warren's shady groves and dappled woodlands were among the New Society's highest priced exhibits. The Athenaeum said of Warren's offerings to the New Watercolour Society exhibition of 1860 'But the old order changeth, yielding place to the new - and the ever whirling wheel of mutability shook the steadfast foundations of this association two years ago, by suddenly casting among them a painter, a young man by the name of Warren - ..., a painter who painted what he saw and left the immemorial brown trees to themselves...'