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Show PIIYSIOGNOl\lY OF PLANTS. 235 parts of the picture, their grouping gives to the whole the greatest difference of character. Mineralogy is not more distinct from geology than is the individual description of natural objects from a general description of the physiognomy of nature. George Forster, in the narrative of his voyages, and in his other publications-Goethe, in the descriptions of nature which so many of his immortal works contain-Buffon, Bernardin de St. Pierre, and Chateaubriand, have traced with inimitable truth of description the character of some of the zones into which the earth is divided. Not only do such descriptions . afford us mental enjoyment of a high order, but the knowledge of the character which nature assumes in different regions is moreover intimately connected with the history of man, and of his civilization. For although the commencement of this civilization is not solely determined by physical relations, yet the direction which it takes, the national character, and the more grave or gay dispositions of men, are dependent in a very high degree on climatic influences. How powerfully have the skies of Greece acted on its inhabitants ! The nations settled in the fair and happy regions bounded by the Euphrates, the Halys, and the Egean Sea, also early attained amenity of manners and delicacy of sentiment. When in the middle ages religious enthusiasm suddenly reopened the sacred East to the nations of Europe who were sinking back into barbarism, our ancestors in returning to their homes brought with them "gentler manners, acquired in those delightful valleys. The poetry of the Greeks, and the ruder songs of the primitive northern nations, owe great part of their peculiar character to the aspect of the plants and animals seen by the bard, to the mountains and valleys which surrounded him, and to the air which he breathed. And to recall more familiar objects, who does not feel himself differently affected in the dark shade of the beech, on hills crowned with scattered fir-trees, or on the turfy pasture, where the wind rustles in the trembling foliage of the birch ? These trees of onr native land have often suggested or recalled to our minds images and thoughts, either of a melancholy, of a grave and elevating, or of a cheerful character. The influence of the physical on the moral world-that reciprocal and mysterious action and reaction of the material and the imma- |