TOBACCO
NICOTIANA TABACUM and NICOTIANA RUSTICA, SOLANACEAE, originate from the "new world", ie tropical and subtropical zones of North and South America. The use of tobacco leaves by the Amerindians was…
OPIUM POPPY
OPIUM POPPY, PAPAVER SOMNIFERUM is the most important species in medicine among PAPAVERACEAE. It is a plant cousin of the poppy with a similar appearance but much larger. The wild…
KUDZU KUZU
The KUDZU vine (or Kuzu in Japan) is a name that corresponds to several species or varieties of Pueraria(FABOIDEAE). The main medicinal species or "true" kudzu is PUERARIA MONTANA VAR…
GRIFFONIA SIMPLICIFOLIA
GRIFFONIA SIMPLICIFOLIA, FABACEAE, which does not have a common name in French or English, is native to West Africa, from Senegal to Congo, but is mainly present in Liberia, Ivory…