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Show 462 SUMMARY OF THE CONTENTS. Lianes, or twining rope plants Aloe form .· Graminere Ferns Liliacere Willow form Myrtacere Melastomacere Laurel form . 242-243, 347-349 243, 349-351 243-244, 351-354 244, 354-357 244, 357-358 244, 358-360 244, 360-362 244, 362-363 244, 363 Enjoyment derived from the sight of the natural grouping and contrasts of the~e forms of plants. Importance of the physiognomic. study of plants to the landscape painter . . 244-2461 363=-369 Scientific Elucidations and Additions-p. 227 top. 371. Organic forms, animal and vegetable, in the highest mountain regions adjacent to the limit of perpetual snow in the Andes and the Alps; insects carried up involuntarily by ascending currents of air. The Hypudreus nivalis of the Swiss Alps. On the true elevation above the sea reached by the Chinchilla laniger in Chili . . 247-248 Lecidias and Parmelias on rocks not entirely covered with snow; some phrenogamous plants also wander in the Cordilleras beyond the limits of perpetual ~now, as the Saxifraga boussingaulti, to 15,770 English feet above the level of the sea. Groups of phrenogamous plants extend in the Andes to 13,700 and 14,920 English feet above the sea; 8pecies of Culcitium, Espeletia, and Ranunculus; small umbelliferous plants resembling mosses in appearance; Myrrhis andicola and Fragosa arctioides . 248-249 Measurement of the height of Chimborazo, and etymology of the name . 249-291 On the greatest absolute heights which have yet been reached by any human beings in either Continent; in the Cordilleras and the Himalaya, on the Chimborazo and the Tarhigang . 251-252 Habits and haunts of the Condor (Cuntur, in the Inca language) , and singular mode of capturing these powerful birds in an enclosure fenced by palisades . . 252-255 Useful services rendered by the Gallinazos (Cathartes urubu and C. aura) in purifying the air in the neighborhood of human habitations; these birds sometimes tamed . . . . . . . 255 On what has been called the revivification of Rotiferre; views of Ehrenberg and Doyere. According to Payen, germs of Crypto- |