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 Thin-maze Flat Polypore

Oakmoss

Oakmoss

Other Fungi

A soft, antler-branched lichen with flattened straps that are greenish above and chalky white beneath, forming tufts on oak and other deciduous bark.

Spore print · Not applicable

Netted Crust

Netted Crust

Crusts

A soft, whitish-cream crust whose fertile surface is a shallow net of low wrinkles, with free cottony margins that peel away into small flaps.

Spore print · White

False Coral

False Coral

Corals & Clubs

A pale, tough, coral-like fungus whose flattened branches fuse sideways into fan-shaped or rosette-like masses on woodland soil. It looks like a coral fungus but belongs to the jelly fungus lineage.

Spore print · White

Golden Oyster

Golden Oyster

Gilled

A clustered oyster mushroom with bright lemon to golden-yellow caps that flatten into shallow funnels, with white decurrent gills on fused off-centre stalks.

Spore print · White to pale lilac-grey

Sandy Stiltball

Sandy Stiltball

Puffballs

A striking fungus with a tall, woody, shaggily scaled stalk rising from a buried sac-like volva and topped by a flattened disc of rusty-brown spore powder. It grows on dry, sandy, nutrient-poor soil.

Spore print · Rusty brown

Golden Scalycap

Golden Scalycap

Gilled

A striking golden-orange Pholiota that fruits from wounds high on broadleaf trunks, with a glutinous cap bearing flattened darker scales and a rusty spore print.

Spore print · Rusty brown

Western Giant Puffball

Western Giant Puffball

Puffballs

A very large white puffball of dry western rangeland, its surface broken into a mosaic of flattened polygonal warts. The interior is uniformly white when young and turns to olive-brown powder with age.

Spore print · Olive-brown

Cedar-Apple Rust

Other Fungi

A rust fungus that alternates between junipers, where it forms brown galls that push out orange gelatinous horns in spring rain, and apples, where it makes bright orange leaf spots.

Spore print · Not applicable

Weeping Widow

Weeping Widow

Gilled

A shaggy tawny-brown grassland mushroom whose blackening gills bead with dark droplets in humid weather. The hairy cap, veil-fringed margin and near-black spore print make it distinctive.

Spore print · Very dark brown to blackish

Pig's Ears

Pig's Ears

Cups & Discs

A large reddish-brown ascomycete that begins as a deep cup and flattens into a wrinkled, ear-like saucer on decaying conifer wood. Its short ribbed stub of a stalk and pale, scurfy underside separate it from the true cup fungi.

Spore print · White to pale cream

Candlesnuff Fungus

Candlesnuff Fungus

Other Fungi

A small upright wood-rotting fungus whose black, flattened clubs are dusted white at the tips, giving the look of a freshly snuffed candle wick. It is one of the most common and longest-lasting fungi on old hardwood stumps.

Spore print · Black

Fluted Black Elfin Saddle

Fluted Black Elfin Saddle

Cups & Discs

A striking grey to charcoal ascomycete with a crumpled saddle-shaped head raised on a deeply fluted, chambered stalk. Its dark colour makes it hard to spot against woodland litter despite its size.

Spore print · White

Stinking Earthfan

Stinking Earthfan

Corals & Clubs

An upright, tough, coral-like fungus with purple- to blackish-brown branches ending in flattened, whitish, fan-shaped tips, growing from soil in conifer woodland. Its strong, penetrating odour usually announces it before it is seen.

Spore print · Purple-brown

Veined Cup

Veined Cup

Cups & Discs

A broad, almost stalkless brown disc whose inner surface is scored with prominent radiating veins, found on damp ground in spring. A strong chlorine-like odour and the pale, mealy outer surface make it easy to recognise.

Spore print · White to cream

California Golden Chanterelle

California Golden Chanterelle

Gilled

The largest chanterelle known, producing massive golden-orange fruit bodies under California's coast live oaks. Its sheer bulk, thick white flesh and blunt forking ridges make it unmistakable in its range.

Spore print · Pale yellow to cream

Jelly Baby

Jelly Baby

Jellies

A small rubbery club fungus with a slimy ochre-yellow head perched on a paler stalk, usually appearing in troops on damp woodland soil. Its gelatinous texture and irregular, inrolled cap margin make it unlike any true gilled mushroom.

Spore print · Whitish (rarely taken)

Bear's Head Tooth

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

Hemlock Varnish Shelf

Hemlock Varnish Shelf

Polypores

A shiny, varnish-coated bracket with a mahogany-red upper surface and creamy white pore layer, fruiting almost exclusively on dead eastern hemlock. Its lacquered finish and conifer substrate make it one of the most recognisable shelf fungi of northern forests.

Spore print · Brown

Small Stagshorn

Small Stagshorn

Jellies

Small, tough-gelatinous yellow spikes that stand upright in groups along dead hardwood, usually unbranched and rarely more than a couple of centimetres tall.

Spore print · White to pale yellowish

Nitrous Waxcap

Nitrous Waxcap

Gilled

A drab grey-brown waxcap identified less by colour than by its sharp nitrous, bleach-like smell and fibrous, matt cap.

Spore print · White

Aspen Oyster Mushroom

Aspen Oyster Mushroom

Gilled

A North American oyster mushroom restricted to dead aspen and cottonwood, with pale fleshy caps in overlapping shelves and a buff-tinted rather than lilac spore print.

Spore print · White to pale buff

Tan Ear

Tan Ear

Cups & Discs

A dull leather-tan ear fungus that opens into a broader, shallower split cup than its relatives, fruiting on humus in deciduous and mixed woodland.

Spore print · White

Pinwheel Mushroom

Pinwheel Mushroom

Gilled

A minute white mushroom shaped like a pleated parachute on a wiry black stalk, unique for gills that attach to a free collar around the stipe rather than to the stipe itself.

Spore print · White

Pleated Inkcap

Pleated Inkcap

Gilled

A tiny, exquisitely pleated grey mushroom that opens like a paper parasol on lawns after rain and collapses by the afternoon. Its gills attach to a collar rather than the stipe.

Spore print · Black