ever these are found, the natives tell you that the guaco, the unfailing antidote to all their poisons, is also at hand. The root and branches of this plant, which greatly resembles the vine, divested of its foliage, are equally effective; and its power is so instantaneous and astonishing, that, had not the stories of its efficacy been repeated by persons of veracity who have tried its effect on their persons, I could hardly credit them. Some of the snakes here are so venomous that the person bitten generally dies in the course of twenty minutes: if, however, he be provided with the guaco, he bites a bit, and applies the saliva to the part: he also swallows the saliva arising from the mastication, for a few hours, and he need have no further apprehension; he is quite well.
A young man of the name of Rascon, who accompanied me to England, and of whom I shall hereafter speak, told me that he has taken up in the palm of his hand that dreadful little viper called the tamaul-
