Digitalis thapsi many characteristics of "D. purpurea" after four to five generations of cultivation, and that the former became indistinguishable from the latter, a report that was considered "probably" trustworthy by Charles Darwin. "D. thapsi" and "D. purpurea" hybrids are generally fertile. "Digitalis thapsi" is widespread in Spain. A biennial evergreen plant, it flowers in late spring. A study of the fruiting activity in "D. thapsi" showed that production, size and number of seeds were interrelated. Analysis has shown that seed weight is not related to the length of the cotyledon, and that the length of the fifth leaf can serve as
Drug Enforcement Administration DEA, which has the legal responsibility to make scientific and medical determinations with respect to drug scheduling; no drug can be scheduled if the Secretary of Health and Human Services recommends against it on a scientific or medical basis, and no drug can be placed in the most restrictive schedule (Schedule I) if DHHS finds that the drug has an accepted medical use. Jon Gettman's essay "Science and the End of Marijuana Prohibition" describes the DEA as "a fall guy to deflect responsibility from the key decision-makers" and opines, "HHS calls the shots when it comes to marijuana prohibition, and