In the orchideous house there was, in 1842, a collection of eighty-three genera, and nearly two hundred species; but the most remarkable object in the whole is what is called the Roccoco garden. (See fig. 75.) In this figure a and b are beds of low shrubs; c is one of a number of circular beds, each separated by a zone of turf, e, from another bed, d; f is a border of turf; and g and h are gravel