MISCELLANEA. 155 
ing; and offer some problems well worthy of solution. Why 
had not these seeds previously germinated? Perhaps because 
they were too deeply buried in the ground. But if this be so, 
at what depth do seeds cease to vegetate and what is the influence, 
which acting on the germ, keeps in abeyance the vital energy 
stored up within?—Alfred Merle Norman, Sedgefield, January 
7, 1862. 
