fabaceous

bean-like

face

of gills, the side as opposed to the edge (margin)

face view

of spores, when the basidium with attached spores is viewed from the side, the spores directly above and in the center are being viewed in face view and the ones at the sides are in profile view, when not attached to basidium the shape that is wider will generally be the face view if there is a difference

facultative

referring to an optional situation, sometimes, not necessarily; not obligate; of a parasite, able to live also as a saprobe (on dead material or from substances produced by living ones)

fairy ring

a circle or arc of mushrooms

falcate

of spores, sickle-shaped

falsely echinulate

of spores, appearing ornamented with fine spines in optical section but actually with smooth outline, as in Fayodia

family

a classification group above genus and species, but below class and order, suffix is -aceae

farinaceous

of odor, with the smell of fresh ground meal from whole grain, especially wheat, same as mealy

fasciated

of stems, caps, grown together so that tissues are intimately continuous, compare caespitose

fascicle

a little group or bundle of fruiting bodies, hyphae or cystidia

fasciculate

of fibrils, scales, stems, crowded in bundles

felted

same as felty

felty

appearing like felt, covered with more or less erect short fibrils which are long enough that some collapse; densely matted and interwoven, same as matted-fibrillose

ferruginous

rusty red

fetid

ill-smelling

fibril

thin thread-like fiber

fibrillose

composed of delicate fibers which are long and evenly arranged on the surface

fibrous

composed of tough, stringlike tissue

filamentous

composed of hyphae (threadlike cells)

filiform

threadlike, long and slender

fimbriate

fringed

finely adnexed

of gills, so narrowly attached that they give the appearance of being free

fistulose

of stem, having the flesh empty of fibrils, same as hollow, tubular

flabelliform

fan-shaped

flaccid

not firm, flabby

flaring

spreading out

flat

of cap, the margin being on the same level as the center, same as plane and applanate

fleeting

quickly disappearing, used here as equivalent to evanescent or fugacious

flesh

the tissue of cap or stem, not including the surface

fleshy

soft as opposed to tough; having significant substance

flexuous

of the stem, or of cystidia, bent alternately in opposite directions

floccose

with easily removed cottony or woolly tufts; woolly or cottony; dry and loosely arranged; having the appearance of cotton flannel

flocculose

with fine, easily removed cottony or woolly tufts; finely woolly or cottony

fluted

of cap, with radial ridges; of stem, with longitudinal ridges

foetid

ill-smelling

foray

a field trip

foray list

a list of species compiled from a field trip, often from macroscopic features, and often not as accurately as in geographic listings found in monographs or journal articles

forked

of gills, dividing into two or more branches as they goes away from stem

forking

of gills, dividing into two or more branches as they goes away from stem

form

a consistent appearing variation of a species, with less variation than a variety, often not sufficiently hereditary as to characterize homogeneous populations

forma

see form

free

refers to gills that are not attached to stem

friable

crumbling easily

fringed

with a border of parallel threads or fibers, so that the edge is somewhat jagged and not smooth

frondose

of a forest or the wood of hardwood trees

fruit-body

same as fruiting body

fruiting body

the whole reproductive structure of a mushroom including cap, gills and stem

fugacious

soon disappearing, fleeting

fuliginous

sooty brown or dark-smoke colored

fulvous

fox-colored, deep orange to reddish orange, reddish cinnamon brown

fungus (plural fungi)

an organism that lacks chlorophyll, consists of filamentous tubular branching cells with nuclei, and reproduces by spores

funnel-shaped

with a very deep depression, like that of a funnel

furcate

forking; forked or branched irregularly

furfuraceous

scurfy, surface covered with branlike particles resembling scales, coarser than granular

fuscous

color of a very dark storm cloud: variously described as combinations of gray, brown, purple, or black

fuscous-black

a dark, dusky black or a black with a dark reddish-gray component

fuscous-brown

a dark, dusky brown or a brown with a dark reddish-gray component

fuscous-purple

purple with a dark reddish-gray component or somewhat dark (dusky) purple

fusiform

spindle-shaped, narrowing from middle to both ends

fusoid

somewhat spindle-shaped

fusoid-ventricose

of cystidium, tapered toward both ends but distinctly enlarged in the middle