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”
Club Foot
Gilled
A grey-brown woodland funnel identified at a glance by its markedly swollen, club-shaped stipe base and deeply decurrent creamy-yellow gills.
Spore print · White
Hollow-stemmed Larch Bolete
Boletes
A dry, shaggy brown larch bolete with large radiating yellow pores and a uniquely hollow, chambered stalk. Cutting the stem lengthways confirms it instantly.
Spore print · Olive-brown
Gemmed Amanita
Gilled
A pale buff-yellow Amanita with scattered white cottony veil patches, a fragile ring and a small basal bulb finished with a narrow free collar.
Spore print · White
Maple Tar Spot
Other Fungi
An ascomycete that lacquers maple and sycamore leaves with glossy black, tar-like blotches ringed in yellow, then fruits from the fallen leaves the following spring.
Spore print · Not applicable
Date Waxcap
Gilled
A rare and unmistakable waxcap combining a dark date-brown conical cap with vivid lemon-yellow gills and stipe.
Spore print · White
Persistent Waxcap
Gilled
A bright yellow to apricot-orange waxcap with a sharply pointed cap that keeps its colour instead of blackening with age.
Spore print · White
Appalachian Chanterelle
Gilled
A slender, small chanterelle with a brownish to olive-brown cap contrasting against pale yellow false gills. It is characteristic of hardwood slopes in and around the Appalachian Mountains.
Spore print · Pale yellow to cream
Winter Chanterelle
Gilled
A slender brown funnel-shaped chanterelle with shallow grey-lilac forking ridges and a hollow yellow stem, fruiting in mossy conifer woodland late in the season.
Spore print · White to pale cream
Candleflame Lichen
Other Fungi
A miniature foliose lichen forming bright egg-yellow patches of tiny fringed lobes on the bark of roadside and parkland trees.
Spore print · Not applicable
Dappled Webcap
Gilled
A striking webcap whose pale cream cap is broken into flat coppery-red scales, with white flesh that yellows and then reddens where cut.
Spore print · Rusty brown
Velvet Bolete
Boletes
A stout pine bolete with a dry, velvety orange-ochre cap and small dark cinnamon pores. The pale yellow flesh usually flushes blue where cut.
Spore print · Olive-brown
Crimson Waxcap
Gilled
The largest of the red waxcaps, with a deep blood-crimson greasy cap, thick waxy yellow-red gills and a fibrous streaky stipe that is distinctly white at the very base.
Spore print · White
Bolete Eater
Other Fungi
A parasitic fungus that engulfs boletes in a felty white coat which ripens to bright golden yellow, distorting the host until its pores and stipe are barely recognisable.
Spore print · Not applicable; golden-yellow powdery spore mass
Gilled Bolete
Boletes
A bolete that wears gills instead of pores: thick, widely spaced, bright golden-yellow blades running down the stipe beneath a dry velvety brown cap.
Spore print · Olive-yellow to yellowish-brown
Larch Bolete
Boletes
A glossy golden-brown bolete found only under larch, with a slimy cap, yellow pores that bruise brownish, and a ring on the stem.
Spore print · Ochre-brown
Coffee Leaf Rust
Other Fungi
A tropical rust that dusts the undersides of coffee leaves with vivid orange-yellow powder beneath pale translucent spots on the upper surface.
Spore print · Not applicable (bright orange spore masses)
Giant Club
Corals & Clubs
A conspicuous unbranched club up to 30 cm tall, shaped like a pestle with a broad wrinkled head, ochre-yellow to tan and bruising purple-brown where handled.
Spore print · White to pale ochre
Bulbous Honey Fungus
Gilled
A honey fungus of deciduous woodland recognised by its distinctly swollen club-shaped stipe base, fine yellowish cap scales and fragile cobwebby yellow-fringed ring.
Spore print · White
Lake's Bolete
Boletes
A scaly reddish-brown bolete of Douglas-fir woods with large radial yellow pores and a ring zone. Flesh at the very stalk base often flushes blue-green.
Spore print · Olive-brown to cinnamon
Velvet Brittlegill
Gilled
A firm brittlegill with a dry velvety cap in olive-yellow or violet tones and a white stipe washed with lilac or rose. Both cap and stipe carry a fine powdery bloom.
Spore print · Pale cream
Iodine Bolete
Boletes
A pale, dry-capped bolete of warm oak woodland with lemon-yellow pores that do not blue and a stipe base whose flesh carries a distinctive iodoform-like odour.
Spore print · Olive-brown
Admirable Bolete
Boletes
A rich maroon-brown bolete of Pacific Northwest hemlock forest that fruits on and around well-rotted conifer logs, with bright yellow pores and a stout reddish-brown stipe.
Spore print · Olive-brown
Smooth Chanterelle
Gilled
A bright orange-yellow chanterelle whose underside is almost completely smooth, with only faint wrinkles instead of the usual forking ridges. It is a common summer fungus of eastern oak woodlands.
Spore print · Pale yellow to yellowish-cream
Slippery Jack
Boletes
A slimy chestnut-brown bolete with small pale yellow pores and, uniquely among common Suillus species, a large membranous ring on the stipe that leaves a purple-brown band below it.
Spore print · Clay-brown to ochre