Jalapa is a pleasant city among the hills, in a country of forests, green turf, and running streams. It is the very paradise of botanists; and its products include a wonderful variety of trees and flowers, from the apple- and pear-trees of England to the mameis and zapotes of tropical America, and the brilliant orchids which are the ornament of our hot-houses. The name of the town itself has a botanical celebrity, for in the neighbouring forests grows the Purga de Jalapa, which we have shortened into jalap.
A day’s journey above it, lies the limit of eternal snow, upon the peak of Orizaba; a day’s journey below it is Vera Cruz, the city of the yellow fever, surrounded by burning sands and poisonous exhalations, in a district where, during the hot months now commencing, the thermometer scarcely ever descends below 80°, day or night. Jalapa hardly knows summer or winter, heat or cold. The upper current of hot air from the Gulf of Mexico, highly charged with aqueous vapour, strikes the mountains about this level, and forms the belt of clouds that we have already crossed more than once during our journey. Jalapa is in this cloudy zone, and the sky is seldom