...our valued friend, Professor William Jameson. TAB. CXI. Polypodium melanopum. Fig. 1. A lacinia. Fig. 2, Capsules. Fig. 3, Seeds : — magnified. CRYPTOGRAMMA...the sea, growing on the ground. Prof. W. Jameson. From 4-pedalis valde ramosa, repetitim pinnata, flexuosa, pinnis plurimis retrofractis, pinnulis dichotome...

...specimens described in this paper were taken in the month of June, in a lake three miles from Mexico, at an elevation of 8000 feet above the level of the sea. The usual temperature of the lake is 60°, and they are in such abundance as to form a principal article...

...specimens described in this paper were taken in the month of ,Iune, in a lake three miles from Mexico, at an elevation of 8000 feet above the level of the sea. The usual temperature of the lake is GO0, and they are in such abundance as to form a principal article...

...of the line of perpetual snow. In Mexico, in the latitude of 20°, where there is an extensive plain at an elevation of 8000 feet above the level of the sea, the height of the snow line is nearly the same as at the equator. In the same manner in the Himalaya...

...crossed the Rocky Mountains, at the confluence of two of the sources of Saskatchewan and Columbia, at an elevation of 8000 feet above the level of the sea. " 100° to 40° in two days, and the torrents of rain are surprising. Whether " in winter or summer...

...excursions from it, the result would be eminently satisfactory to the reader. A clear, unclouded atmosphere at an elevation of 8000 feet above the level of the sea in the tropics puts everything couleur de rose. There is no heat, no cold ; the average temperature...

...more elevated districts, and especially in the mountain passes, several of which our telegraph crosses at an elevation of 8000 feet above the level of the sea, the cold in winter is excessive, and the snow often such as to render all locomotion utterly impossible....

...more elevated districts, and especially in the mountain passes, several of which our telegraph crosses at an elevation of 8000 feet above the level of the sea, the cold in winter is excessive, and the snow often such as to render all locomotion utterly impossible....

...hills around the Kettle Falls of the Columbia river, in 48° 37' 40" N. Latitude, 118° W. Longitude, at an elevation of 8000 feet above the level of the sea, it forms a principal part of the brushwood, and is equally plentiful on the western declivities of...

...Ricinus communis, Datura arborea, all natives of the hot lowlands, grow and flourish, more or less, at an elevation of 8000 feet above the level of the sea. [To be continued.] XX. Observations on Malaria, with Suggestions for ascertaining its Nature: read...