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
Cannabis (drug) in the United States and several U.S. states have legalized recreational or medical use. Private use of cannabis was legalized in September 2018 after a unanimous decision by the Constitutional Court in Johannesburg. South Africa is the world's third largest producer of cannabis and the plant has historically been used by traditional healers and Rastafari. Footnotes Citations Cannabis (drug) Cannabis, also known as marijuana among other names, is a psychoactive drug from the "Cannabis" plant used for medical or recreational purposes. The main psychoactive part of cannabis is tetrahydrocannabinol (THC), one of 483 known compounds in the plant, including at