Fagopyrum - 1 item

Farina - 2 items

Fats - 7 items, including The Times, London 1976 "Living Dangerously on the Fat of the Land."

Fenugreek - 1 item

Ferns - 5 items, including Missouri Botanical Garden Bulletin 1955 "The Vegetable Lamb of Tartary."

Fertilizers - 8 items, including The Times, London 1982 "Ready-cooked Onion Mystery May Be Solved."

Fibers - 60 items, including Scientific American Monthly 1921 "Fireproofing Fabrics."

Ficus - 18 items, including The New York Times 1983 "Raising Figs - It's a Family Tradition."

Fish Poison - 9 items, including Science News-Letter 1930 "Search for Poisonous Plants."

Flavorings - 18 items, including The Boston Globe 1982 "French Work on Vegetable Ice Creams."

Flax - 19 items, including The Boston Globe 1983 "Robe from 1000 BC found on Greek Island," Boston Evening Transcript 1929 "Flax Makes Poison to Kill Fungus Enemy."

Flour - 15 items, including Boston Evening Transcript 1926 "Flour Trade of the Orient."

Fodder - 54 items, including The Agricultural News 1918 "The Cabbage Palm Fruit as a Food for Hogs," The Boston Globe 1928 "Scientist Makes Fodder for Cattle out of Wood."

Food 1 - 22 items, including Science 1939 "Plankton as a Food Source for Man," Boston Traveler 1942 "Juice of Tree Preservative of Army Food."

Food 2 - 25 items.

Food 3 - 36 items, including The Boston Daily Globe 1955 "2 Plants Solve Food Problem, Say China," U.S. News & World Report 1964 "Why Hunger Is to Be the World's No. 1 Problem."

Food 4 - 30 items, including Scientific American 1925 "Man Is What He Eats," Boston Sunday Herald 1930 "Dr. Fairchild Finds New Food Plants for American Table."

Food 5 - 24 items, including American Forestry 1916 “Tree Bark as Human Food."

Food 6 - 34 items, including American Scientist 1970 "The Changing Significance of Food."

Food Adulteration - 1 item

Food Preservation - 6 items

Food Storage - 2 items

Food Substitutes - 6 items

Forage - 7 items, including Boston Globe 1981 "What's More 'Natural' than a Dish of Weeds?"

Forest Classification - 8 items

Forest Models - 1 item

Forest Products 1 - 8 items

Forest Products 2 - 14 items

Forest Products 3 - 56 items including Harvard Gazette 1985 "Ethnobotanists Race Against Time to Save Useful Plants," American Forestry 1920 "Scented Woods."

Forestry - 57 items, including The New York Times 1982 "Damage to India's Forests Brings Tribal Rage," Sierra 1983 "Toward a Definition of the ‘Ideal’ Forest," Natural History 1981 "Tropical Rain Forests: a Global Responsibility."

Fothergilla - 1 item

Fritillaria - 1 item

Fruit 1 - 35 items, including Sunday Express 1974 "A Fresh Juicy Fruit from Ancient China."

Fruit 2 - 51 items, including American Forestry 1917 "Edible Fruits of Forest Trees."

Fuel 1 - 48 items, including The New York Times 1981 "Seaweed is Studied as Source of Natural Gas."

Fuel 2 - 38 items, including New York Times 1981 "Philippines Cultivates Fruit as Source of Fuel."

Fuel 3 - 7 items

Fungi - 38 items, including The Boston Globe 1981 "Fungus Danger Reported in Marijuana."

Furcraea - 3 items

Furfural - 3 items