Digitalis canariensis cm large flowers with short petals and noticeable upper lip and lower lip. Bird pollination was documented (island populations of "Phylloscopus"-species). The fruit is a capsule. "Digitalis canariensis" contains cardenolids (cardiac glycosids), which are toxic in the case of an overdose. Medical use is documented (primarily historic). For reasons of species conservation it is to refrain to influence wild stocks. "Digitalis canariensis" is endemic to the Canary Islands. It grows in woody areas (laurel forest, "Erica arborea"-covered woods) of Tenerife, La Gomera and La Palma. Digitalis canariensis Digitalis canariensis is a member of the genus "Digitalis". It is commonly called
Recreational drug use part of the milieu of drug taking. The reasons for drug use appear to have as much to do with needs for friendship, pleasure and status as they do with unhappiness or poverty. Becoming a drug taker, to many people, is a positive affirmation rather than a negative experience.” Anthropological research has suggested that humans "may have evolved to counter-exploit plant neurotoxins". The ability to use botanical chemicals to serve the function of endogenous neurotransmitters may have improved survival rates, conferring an evolutionary advantage. A typically restrictive prehistoric diet may have emphasised the apparent benefit of consuming psychoactive drugs, which