| Fire (Ignis Alcoholus) |
| Firefly (Lamprohiza Splendidula) |
| Fireweed (Epilobium, Chamaenerion Ang) |
| Fish (Mixed - Trout, Cod, Haddock, Tuna,
Salmon, Herring) |
| Fissidens Taxifolius |
| Five (Phosphates) |
| Flamingo (Phoenicopterus Rub) |
| Flax (Linum Usitatiss, Linseed) |
| Flea (Cat) |
| Flicker (Northern, Colaptes Auratus) |
| Flor De Piedra |
| Flour (Brown) |
| Flour (Soya) |
| Flour (Wheat) |
| Flour (White) |
| Flower Pollens (mixed) |
| Flowers and Shrubs (mixed) |
| Fluff |
| Fluorescent Light |
| Fluoricum Acid (Acid Fluoricum, Hydrofluoric
Acid) |
| Fluoride |
| Fluorinated Water |
| Fluorite |
| Fly Orchid (Trichoceros Antennifer) |
| Foeniculum Vulg (Fennel) |
| Folic Acid (Acid Folic, Vitamin B9) |
| Folliculinum (Oestrone) |
| Forget-Me-Not (Field, Myosotis Arvensis) |
| Forget-Me-Not (Myosotis Symphytipolia) |
| Formalin (Formaldehyde) |
| Formica Rufa (Acid Formica, Formic Acid) |
| Fox (Vulpes Vulpes) |
| Fragaria Vesca |
| Fragrant Orchid (Gymnadenia Con) |
| Franciscea Uniflora |
| Francolinus Natalensis (Spurfowl) |
| Frangula Alnus (Rhamnus Frangula) |
| Frankenia Laevis |
| Frankincense (Indian, Boswellia Serrata) |
| Frankincense (Olibanum, Boswellia Carterii) |
| Fratercula Arctica (Puffin) |
| Fraxinus Americana |
| Fraxinus Excelsior |
| Freesia Andersoniae |
| Fringilla Coelebs (Chaffinch) |
| Fringilla Montifringilla (Brambling) |
| Frog (Poison Dart, Dendrobates Auratus) |
| Frog Spawn |
| Fructosum (Fructose) |
| Frullania Dilatata |
| Fuchsia Grevillea (Grevillea Bipinnatifida) |
| Fucus Vesic |
| Fugu (Pufferfish, Takifugu) |
| Fuligo |
| Fullerene (Carbon-60) |
| Fulmar (Northern, Fulmarus Glacialis) |
| Fulmar (Southern, Fulmarus Glacioides) |
| Fumaria Off |
| Fumaric Acid (Acid Fumaric) |
| Funnel web spider (Tegenaria Atrica) |
| Fur Seal (Antarctic, Arctocephalus Gazella) |