Digitalis obscura Digitalis obscura Digitalis obscura is a flowering plant, commonly known as the sunset foxglove or willow-leaved foxglove. It is native to regions in Spain and Africa, but can be grown as an ornamental flower around the world. It is a perennial woody plant belonging to the family Plantaginaceae. (Along with the other foxgloves it used to be placed in the figwort family, Scrophulariaceae; however, recent genetic research has moved the genus "Digitalis" to a larger family.) The sunset foxglove is similar to many of the foxglove species in its high toxicity and medicinal use as a source for the heart-regulating
Radioactive contamination from the Rocky Flats Plant tests." As noted by Carl Johnson in Ambio, "Exposures of a large population in the Denver area to plutonium and other radionuclides in the exhaust plumes from the plant date back to 1953." Weapons production at the plant was halted after a combined FBI and EPA raid in 1989 and years of protests. The plant has since been shut down, with its buildings demolished and completely removed from the site. The Rocky Flats Plant was declared a Superfund site in 1989 and began its transformation to a cleanup site in February 1992. Removal of the plant and surface contamination was