A species of Phallus, a fungus which appears regularly in the same spot in successive years, producing an immense number of spores - millions on millions, probably - and which, from their dust-like nature, can be borne by the wind many miles; and yet it is believed the species is rarely found, for the oddity of its form, did it exist, would attract the attention of the most stolid observer to say nothing of the impression it would make on those matter-of-fact individuals who are accustomed to "follow their nose" in travelling through the world. This fact has been noticed by observers in connection with other fungoid plants.' It seems to point to the generalization that it requires a very nice combination of circumstances for the spore of a fungus to be safe in germinating; and, hence, nature prepares an abundance of material, in a sort of ratio to the risk - Independent.