badious

dark red brown

baeocystin

an indole alkaloid (4-phosphoryloxy-N-methyltryptamine), closely related to and often found with psilocybin, possibly hallucinogenic with comparable effect to psilocybin

bald

no warts or hairs, or raised scales, fibers or patches, same as glabrous and as used here equivalent to naked

basal

near the base

basal mycelium

fungal cells at the base of the stem, ranging from a few fibrils to a velvet layer

basal tomentum

same as basal mycelium

basidiocarp

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

basidiole

immature basidium

basidiome

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

basidiomycete

fungus belonging to Basidiomycetes

Basidiomycetes

class that includes most gilled mushrooms as well as chanterelles, tooth fungi, boletes, polypores, puffballs, bird's nests, jelly fungi etc.

Basidomycota

phylum that includes classes Basidiomycetes (includes most gilled mushrooms as well as chanterelles, tooth fungi, boletes, polypores, puffballs, bird's nests, jelly fungi etc.), Teliomycetes (rust fungi etc.), and Ustomycetes (smut fungi etc.)

basidiospore

sexual spore, the usual spore produced on gills

basidium (plural basidia)

cell on which spores form in Basidiomycetes

basionym

the earliest name of a taxon on which a later name has been founded

bay

red-brown approaching but lighter than chestnut

beige

light grayish yellowish brown

bell-shaped

in the shape of a bell (like the Liberty bell), with rounded top and flaring lower edges

benzo brown

pale purplish brown, dark brownish violaceous, violaceous fuscous, in Ridgway 1912 gray brown with a pinkish tinge

bibulous

of surface of cap, capable of absorbing moisture

bicolorous

of two colors

bifurcate

divided into two branches of equal or unequal length

bilateral

of gill tissue, same as divergent

binding hypha

thick-walled, narrow, highly branched non-septate hypha found only in trimitic tissue

binomial

name consisting of Latin genus name and Latin species name

bister

blackish brown, a warm dark brown color, like sepia, dark yellow-brown

bloom

minutely velvety or powdery surface

bolete

fleshy mushroom with pores (at the ends of tubes) on underside of cap

bone brown

dark vinaceous brown

brachybasidiole

cell within the hymenium, which unlike the clubshaped basidioles enlarges to be round or elliptic in shape

brittle

breaking easily, rigid and breaking with a snap; of stem, forms a sharp non-fibrous edge when broken

broad

when used of gills, refers to the height (depth) of the gill, which may be narrow, moderately broad or broad

broadly adnate

see adnate

broadly convex

of cap, convex but mostly flattened apart from downcurved margin, same as plano-convex

broad-leaved

of trees that have leaves rather than needles

brown rot

carbonizing decay (cellulose-composing decay)

brownish drab

purple gray with slight brownish cast

bryicolous

growing on or among mosses

buckthorn brown

dull yellowish brown

buff

a pale yellow toned with gray-brown, i.e. a dingy yellowish brown or very pale tan

buffy brown

grayish brown

bulb

a part shaped like the underground part of an onion or daffodil or similar plant

bulbose

having a bulb or bulging area; of stem, with an enlarged base

bulbous

having a bulb or bulging area; of stem, with an enlarged base

burnt sienna

watery strong red-brown, dark orange brown

butt rot

a rot confined to base or roots of a tree

button

young fruiting body before it has opened up

byssoid

of mycelium, the condition when fine filaments spread from the base of the stem or fruiting body over substratum