Favose´ (favosus, < favus, a honey-comb), honey-combed; resembling a honey-comb.

Fawn-Color (cervinus, cervineus), a light warm-brown color.

Ferru´gineous, Ferru´ginous (ferrugineus), rust-red or the color of iron rust.

Fi´brillar, Fi´brillate, Fi´brillose, Fi´brillous (fibrilla, a fiber), appearing to be covered or composed of minute fibers.

Fi´brous (fibrosus, < fibra, a fiber), clothed with small fibers.

Fi´brous-Myce´lium, Fibrillose-Mycelium, elongated branching mycelial strands, formed by the union of hyphæ.

Fig´urate (figuratus, pp. figuare, < figura, a form, shape), of a certain determinate form or shape.

Fil´ament (filum, thread), a separate fiber or fibril of any animal or vegetable tissue, as a filament of silk, wool, etc.

Filamen´tous, like a thread; composed of threads or filaments.

Filamen´tous-Myce´lium, Floc´cose-Myce´lium, mycelium of free hyphæ which are at most loosely interwoven, but without forming bodies of definite shape and outline.