Everybody likes to get something for free and here’s a huge collection of free manuals for you to download. I have not had a chance to review all of them so I can’t say that everything they suggest is accurate. Many of them are hundreds of pages long, so take your time reviewing them and making note of the books or pages in books that you may want to print out.
Free Manuals on Edible & Medicinal Plants
Common Edible Mushrooms — Be careful here. It’s recommended that you never eat a wild mushroom without personal instruction with an expert forager/herbalist.