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Inedible Mushrooms

Here is a list of inedible mushrooms. The mushrooms are not necessary poisonous, but useless as food.

Take in consideration that mushrooms can look different depending on the location and climate. The photos on this page may not be representable for species in your area.

Click on the pictures to enlarge them.

Agrocybe pediades   (Common Fieldcap)
Family
Strophariaceae
Location
North America and Europe
Dimensions
Cap 1-3 cm diameter, stem 2-5 cm tall * 0.1-0.3 cm diameter
Edibility
Inedible

Description
Agrocybe pediades, also known as Common Fieldcap, is a small agaric with a rounded dull brownish cap on a slender stem. The mushroom grows solitary or grouped on grassy areas, cultivated or disturbed soil, pastures etc.

Cap hemispheric to broadly rounded with a smooth surface that is is sticky when moist. It is first brown to yellowish-brown, fading quickly to light yellowish-brown or lighter. Gills close, adnate (broadly attached) but soon pulling free from the stem. Pallid at first, becoming strong brown as spores mature. Stem cylindric, fibrillose, yellowish-white above and yellowish-brown at the base. The mushroom has a partial veil that quickly disappears, leaving traces on the cap's edge.

Similar species Similar species include Marasmius oreades, Agrocybe praecox and Agrocybe putaminum.

Agrocybe pediades on the www.first-nature.com web site.
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Albatrellus confluens
Family
Polyporaceae
Location
North America, Europe
Dimensions
Cap 7-18 cm diameter, stem 3-7 cm tall * 1-3 cm thick
Edibility
Inedible

Description
From above, this pale orange polypore looks like an agaric or a hedgehog mushroom, but it has minute pores on the underside. The skin of the convex cap often cracks with age. It has a sturdy stem and very firm, mild to slightly bitter white flesh. Grows under conifers, mycorrhizal with conifers in a wide variety of ecosystems.

Similar species Albatrellus ovinus is more cream white and does stain yellow or greenish yellow, particularly on the pores.

Albatrellus confluens on the MushroomExpert.Com Web site.
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Amanita ceciliae   (Snakeskin Grisette)
Family
Amanitaceae
Location
North America, Europe
Dimensions
Cap 7-12 cm diameter, stem 8-13 cm tall * 1.5-2 cm diameter
Edibility
Inedible

Description
Amanita ceciliae, also known as Snakeskin Grisette, is a large fleshy agaric whose cap is greyish-brown and has charcoal-grey patches, which are easily removable. It has also a scaly stem, white gills, and no ring or volval bag. It fruits during summer and autumn.

Cap is pallid gray-brown; shape ranging from convex to flat. It is upturned and has a deep-coloured margin. There is a low umbo. Large, coarse, dingy grey patches decorate the volva. The flesh is white and firm. Gills are free and closely spaced, and white in colour. They can be thick and are often forked. Stem is pallid, greyish brown with white shaggy horizontal bands of the veil; an inconspicuous bulb is encased in a volval bag breaking away leaving slanting ridges. The mushroom has no ring.

Amanita ceciliae on the First Nature Web site.
Amanita ceciliae on the MushroomExpert.Com Web site.
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Amanita fulva   (Tawny grisette)
Family
Amanitaceae
Location
North America, Europe
Dimensions
Cap 4-9 cm diameter, stem 7-12 cm tall * 0.8-1.2 cm diameter
Edibility
Inedible

Description
Amanita fulva, also known as Tawny grisette, is a medium-sized agaric with distinctive tawny cap and white gills, no ring and usually without cap patches but with volval bag. It grows solitary or scattered on soil in mixed woodlands, favouring birch. The mushroom is not recommended to be eaten because of the danger to be mistaken with poisonous members of the Amanita genus.

Cap orange-brown, paler towards the margin, and darker (even very dark brown) in the center, up to 10 cm in diameter. It is at first ovoid, becoming expanded-convex and flattened. It develops an umbo when expanded, and has a strongly striated margin. Its surface is smooth, slightly sticky and slippery when moist and glistens; later it may dry. Flesh white and brittle. Stem whitish or pallid cap coulor, narrower towards the apex and arising from white volval bag. Hollow in marture specimens. The mushroom has no ring.

Similar species Amanita crocea and Amanita vaginata.

Amanita fulva on the First Nature Web site.
Amanita fulva on the MushroomExpert.Com Web site.
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Auriscalpium vulgare   (Pinecone Tooth)
Family
Auriscalpiaceae
Location
North America, Europe
Dimensions
Cap 1-2 cm diameter; stem 2-6 cm tall * 0.1-0.2 cm diameter
Edibility
Inedible

Description
Auriscalpium vulgare, also know as Pinecone Tooth, is a small to long medium-sized fungus, with a brown cap attached at one side or off the centre of the stem. The long, slender, stem rises from decaying pine cones.

Cap flat to rounded. Upper side brown to dark purplish brown, covered with dark brown fibrils. Under side spiny. Flesh thin, flexible. Spines light to dark brown. Stem brown, hairy, rigid, joined laterally to the cap, swollen towards the base.

Auriscalpium vulgare on the First Nature Web site.
Auriscalpium vulgare on the MushroomExpert.Com Web site.
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Bankera fuligineoalba   (Blushing Flagrant Tooth)
Family
Bankeraceae
Location
Europe
Dimensions
Cap 5-10 cm diameter; stem 2-5 cm tall * 0.5-2 cm thick
Edibility
Inedible

Description
Bankera fuligineoalba, also known as Blushing Flagrant Tooth, is a medium to large, fleshy to fibrous cap with spiny under surface. It is dark yellowish-brown at center to yellowish pink or pinkish-brown on margin. It becomes much darker and quickly water-soaked in wet weather.

Cap convex at first, becoming flat or depressed at center. Margin thin, in-curved when young, lobed and wavy later. At first pallid, then brown with yellow or red tinges, remaining more pallid at the margin. Pine needles adhere to densely mattered surface fibrils. The flesh is soft and brittle. Stem white at the apex, becoming dull brownish below, equal or tapered towards the base, downy, sometimes eccentric.

Similar species Bankera violascens has a clean, regularly shaped cap with lilac tints; it grown with spruce. Sarcodon species have colored spores.
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Calocera viscosa   (Yellow Stagshorn)
Family
Dacryomycetaceae
Location
North America, Europe
Dimensions
3-10 cm tall
Edibility
Inedible

Description
This is a yellow, antler-like, gelatinous fungus that grows in tufts or stumps and roots of coniferous trees. It fruits throughout the year but is most commonly seen in autumn.

Fruiting body bright orange, yellow or occasionally white branching basidiocarps, which are somewhat gelatinous and somewhat slimy when wet. Branches are sometimes flattened and sometimes forked at tips.

Similar species Calocera cornea has small, unbrached clubs and grows on deciduous twigs. Calocera furcata is forked and grows on pine wood. Paler Calocera pallidospathulata is flattened and irregular. Gymnospoarngium clavariiforme, found on juniper, is less erect and without branches at the tips.

Calocera viscosa on the www.first-nature.com web site.
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Calocybe persicolor   (Pink Lawn Trich)
Family
Tricholomataceae
Location
North America, Europe
Dimensions
Cap 3-5 cm diameter, stem 3-5 cm tall * 0.3-0.8 cm diameter
Edibility
Inedible

Description
Calocybe persicolor is a small pink-capped mushroom with white gills that grows in lawns and meadows from spring to autumn. It is less frequently found in open grasslands.

Cap convex to umbonate, smooth fleshy and pink coloured. It has a somewhat irregular margin and is covered with whitish dust or bloom. The flesh is white with a pink tinge beneath the cuticle. Gills are white, crowded, sinuate and notched. Stem pallid similarly colored as the cap. Smooth, fleshy, tapers slightly upwards.

Similar species Calocybe carnea is less dull without the hairy stem base.
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WARNING

If you plan to collect fungi to be eaten, misidentified mushrooms can make you sick or kill you. Do not eat mushrooms you are not 100% certain of. Use many resources, and be skeptical of your own conclusions. The site takes no responsibility for damage caused by wrong identifications. If you continue, you agree to view this website under these terms.