Edible Plants in 1991

All That the Rain Promises and More: A Hip Pocket Guide to Western Mushrooms by Arora, David

Growing Vegetables in the Great Plains by Thomasson, Joseph R.

Desert Gardening: Fruits & Vegetables: The Complete Guide by Brookbank, George

The Potatoes of South America: Bolivia by Ochoa, Carlos M.

The Potato Crop: The Scientific Basis for Improvement by