Many flowers captivate us with their beauty, but some of these stunning blooms hide a dangerous secret—they’re highly toxic.

There are a small number of evergreen and perennial foxgloves, such as Digitalis ferruginea, which retains its foliage ...

This article was originally published with the title “ William Withering and the Purple Foxglove ” in Scientific American Magazine Vol. 212 No. 6 (June 1965), p. 110 doi:10.1038 ...

Typically grown for ornamental purposes, digitalis can reach heights of more than 1 meter. It is also called foxglove because of the appearance of its flowers. The plant contains such toxins as ...