544. Modern British gardening seems to have received its first stimulus during the reign of Henry VIII.; a second powerful impulse was given to it in the time of Charles II., by the introduction of the splendid style of Le Notre; it changed again, with the introduction of the modern style during the reign of George II.; next, in the early part of the reign of George III. with the plants of North America; and finally through the establishment of the London Horticultural Society in the commencement of the present century.