Mushroom Identifier

Fungi encyclopedia

A reference for the fungi you actually find

Each entry describes one species the way you meet it in the field — the cap and its surface, what sits underneath, the stipe and its base, the spore print colour, the substrate it fruits from, and the species most often confused with it.

Showing results for American yellow fly agaric

White King Bolete

White King Bolete

Boletes

A pale, almost white-capped king bolete of the American Southwest, growing with ponderosa pine and oak. Whitish stipe with a fine white net and unchanging white flesh.

Spore print · Olive-brown

Flame Mycena

Gilled

A brilliant scarlet to flame-orange bonnet of western North American conifer duff, with orange gills edged in red and a tuft of orange fibrils at the stem base.

Spore print · White

Aspen Scaber Stalk

Aspen Scaber Stalk

Boletes

A North American scaber stalk of aspen groves, with an orange-brown cap, dark scabers even when young, and pale flesh that greys and takes on lilac tones when cut.

Spore print · Ochre-brown

Netted Stinkhorn

Stinkhorns

A stout North American stinkhorn that hangs a short, coarse white net from beneath its pitted head. The veil reaches only partway down the thick spongy stalk.

Spore print · Olive-brown (spores in the slimy gleba)

Cinnabar Chanterelle

Gilled

A diminutive chanterelle in vivid cinnabar red to pinkish-orange, with blunt forking ridges instead of true gills. It appears in scattered troops on the soil of eastern North American oak woods.

Spore print · Pinkish-cream to pale pink

White Chanterelle

Gilled

A stout, chalk-white chanterelle of western North American conifer forests, with blunt decurrent ridges instead of gills and flesh that stains rusty orange wherever it is touched.

Spore print · White

Ravenel's Stinkhorn

Stinkhorns

A North American stinkhorn with a nearly smooth, granular head rather than the honeycombed network of its relatives, rising from a pinkish-purple egg on sawdust and wood chips.

Spore print · Olive-brown (spores in the slimy gleba)

Red-mouth Bolete

Red-mouth Bolete

Boletes

An eastern North American red-pored bolete with a velvety brown cap, dark red pores that flash blue at a touch, and coarse dark red hairs clothing the stipe base.

Spore print · Olive-brown

Viscid Violet Cort

Gilled

A slimy violet-capped webcap of eastern North American oak woods that develops pale yellowish spots and streaks as it ages. The viscid stem and rusty spore print confirm the genus.

Spore print · Rusty brown

Spring King Bolete

Spring King Bolete

Boletes

A western North American porcini relative that fruits in clustered groups near melting snow in mountain conifer forest, often half-buried with a soil-crusted reddish-brown cap.

Spore print · Olive-brown

Manzanita Bolete

Boletes

A large western North American scaber stalk with a deep red-brown, often sticky cap, coarse black scabers on a white stem, and flesh that greys and blackens when cut.

Spore print · Ochre-brown

Short-stemmed Russula

Gilled

A large, chalk-white North American brittlegill with a deeply funnelled cap, crowded decurrent gills and a very short stout stipe, often pushing up in mounds through forest duff.

Spore print · White to pale cream

Bitter Oyster

Gilled

A small, tough, tan kidney-shaped bracket with a suede-textured cap and a stubby lateral stalk, growing in dense overlapping rows on hardwood; North American populations glow faintly green in the dark.

Spore print · White

Rooting Cauliflower

Other Fungi

A very large cream rosette of curled, ribbon-like lobes rising from a long tapering rooting base attached to conifer roots in western North America.

Spore print · White to pale yellow

Violet-gray Bolete

Boletes

A handsome bolete with a deep violet-purple cap and matching stipe, white pores that age pink, and unchanging white flesh. A common oak associate in eastern North America.

Spore print · Pinkish-brown

Inky Mushroom

Gilled

A grey-scaled woodland Agaricus with a dark-centred cap, a chrome-yellow staining stipe base and a distinctly inky odour.

Spore print · Dark chocolate brown

Bear's Head Tooth

Toothed

A large white hardwood fungus built from branching arms whose tips carry dense tufts of long, icicle-like spines. Its cascading, shaggy outline makes it one of the most recognisable fungi in eastern North American forests.

Spore print · White

Eastern Cauliflower Mushroom

Other Fungi

A large cream rosette built from broad, flat, concentrically zoned leaf-like lobes, growing at the base of oaks and other hardwoods in eastern North America.

Spore print · White to pale yellow

Hygrophorus Milkcap

Hygrophorus Milkcap

Gilled

An orange-brown North American milkcap recognised instantly by its very widely spaced, waxy-looking white gills and copious white latex that does not change colour. Its dry, velvety, wrinkled cap adds to the resemblance to a waxcap.

Spore print · White

The Prince

The Prince

Gilled

One of the largest field mushrooms, with a squarish young cap patterned in fine golden-brown fibrous scales, a big pendulous ring and flesh that yellows slowly where handled. It smells strongly of almonds.

Spore print · Dark brown

Rainbow Chanterelle

Gilled

A conifer-associated chanterelle whose young cap carries a distinctive pinkish to salmon bloom over orange, contrasting with vivid egg-yolk false gills. It grows with spruce and pine across northern North America.

Spore print · Pale yellow to cream

Rosy Wood Mushroom

Gilled

A delicate, small-statured Agaricus with pinkish-lilac fibrils over a cream cap and a stipe base that flushes chrome yellow when handled. It fruits in woodland and park litter.

Spore print · Dark brown

Tumbling Puffball

Puffballs

A smooth round puffball that sheds its white outer skin to reveal a bronze to purplish-grey shell, hanging from a single tough cord until it breaks free and rolls. Common in open woods and pasture across North America.

Spore print · Olive-brown to dark brown

Elegant Stinkhorn

Stinkhorns

A slender, unbranched stinkhorn that rises from a white egg as a tapering orange-to-pink spike, its upper third coated in dark olive slime. Common in mulched beds and rich leaf litter across eastern North America.

Spore print · Not applicable (olive-brown gleba)