The Food Plants International database covers some 18,000 plants edibility, just falling short of the estimate of edible plants in the world, which according to Plant For a Future, is around 20,000.
Great respect should be paid to the countless amount of people devoting so much of their time and knowledge for all to share, FPI is a mostly Tasmanian-based crew, while PFAF is mostly based in Cornwall, UK.
check them both:
here is the 18,000 plants database Food Plants International
and here is the 7,000 plants database Plants for a Future
