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60 Beiträge23 Beteiligte2 Beiträge heute

Laccaria fraterna

mushroomexpert.com/Laccaria_fr

Ecology: Mycorrhizal with eucalyptus and other exotic ornamental trees (including acacia); growing scattered or gregariously; fall and winter; coastal California and other North American locations where eucalyptus has been introduced.

Cap: 1-4 cm; convex, becoming flat and sometimes depressed; faintly to moderately lined; bald or very finely hairy; red-brown, fading to orangish buff.

Gills: Attached to the stem; distant or nearly so; pinkish flesh color.

Stem: 2-7 cm long; 3-5 mm thick; more or less equal; finely hairy and often longitudinally lined; colored like the cap, or a little darker; with white basal mycelium.

Flesh: Pale brownish.

Odor and Taste: Not distinctive.

Spore Print: White.

Microscopic Features: Spores 8.5-11 ; subglobose to globose; ornamented with spines 1-2 long, with bases about 1 wide; inamyloid. Basidia 2-spored. Cheilocystidia absent. Pileipellis a cutis of elements 5-15 wide, with frequent bundles of upright elements; terminal cells clavate or merely cylindric.

#mushrooms#fungi#mycology

Russula virescens

mushroomexpert.com/Russula_vir

Ecology: Mycorrhizal with hardwoods (but I have collected it under conifers with no hardwoods nearby); growing alone or gregariously; summer and fall; widely distributed east of the Rocky Mountains, and occasionally reported in western North America.

Cap: 5-15 cm; round to convex when young, becoming broadly convex to flat to uplifted with a shallow depression; dry; velvety; the surface soon cracking up into small patches; green to yellowish green; the margin not lined to very slightly lined; the skin peeling about halfway to the center.

Gills: Attached to the stem or nearly free from it at maturity; close or crowded; white to cream.

Stem: 3-9 cm long; 2-4 cm thick; brittle; dry; smooth; white; discoloring brownish with age.

Flesh: White; brittle; thick; not changing when sliced.

Odor and Taste: Odor not distinctive; taste mild.

Spore Print: White.

Microscopic Features: Spores 6-9 x 5.5-7 ; elliptical to subglobose; warts extending to 0.5 high; connectors variable (nearly absent, scattered, or creating partially reticulated areas). Pleurocystidia scarce. Pileipellis a cutis overlaid with epithelium-like areas (the crustose patches) composed of elements of chained cells diminishing in width from base to tip, with the terminal cell projecting an extension that is frequently elongated and tapered; pileocystidia cylindric with capitate apices, positive in sulphovanillin.

#mushrooms#fungi#mycology

Amanita arkansana

mushroomexpert.com/Amanita_ark

Ecology: Mycorrhizal with oaks; summer; distributed east of the Great Plains from roughly I-70 southward. The illustrated and described collections are from Illinois and Indiana.

Cap: 8-16 cm across; oval at first, expanding to convex and, later, planoconvex; bald; sticky when fresh, but soon dry; when young yellowish orange with or without a yellow marginal area, becoming yellowish orange to yellow overall, with a brownish orange to brownish yellow center; without warts or patches; the margin grooved for several centimeters.

Gills: Free from the stem or slightly attached to it; whitish to pale yellow; close; not discoloring; short-gills present.

Stem: 10-20 cm long; 1-2.5 cm thick; tapering slightly to apex; base even, or with a slight bulb; dry; bald or finely silky; whitish to yellowish; with a white to pale yellow, skirtlike ring and a white, sacklike volva.

Flesh: White; not staining on exposure.

Odor: Not distinctive.

Spore Print: White.

Microscopic Features: Spores 8-10 x 5-7 m; broadly ellipsoid to subamygdaliform; smooth; hyaline in KOH; inamyloid. Basidia 4-sterigmate. Hymenial cystidia not found. Subhymenium cellular. Pileipellis an ixocutis of elements 2-4 m wide, hyaline to yellowish in KOH.

#mushrooms#fungi#mycology

Gomphus clavatus

mushroomexpert.com/Gomphus_cla

Ecology: Mycorrhizal with conifers (especially spruces and firs); growing alone, scattered, or gregariously; summer and fall—or over winter on the West Coast; originally described from Bavaria; widespread in Europe; in North America distributed in northern and montane areas, and in the Pacific Northwest. The illustrated and described collections are from California and Oregon.

Fruiting Body: By maturity with one, two, or more caps arising from a shared stem and often fusing together at their edges; up to 15 cm high and 20 cm across.

Cap: Lobed and irregular in outline; broadly convex at first, becoming shallowly to deeply depressed; dry; bald or with a few scattered, tiny scales; pale brown with lilac shades when fresh, fading to creamy tan.

Undersurface: Running down the stem; deeply wrinkled and cross-veined; dark lilac or purple when young but usually fading to pale lilac.

Stem: Often difficult to define with precision, but usually about 2-4 cm high and 1-3 cm wide; whitish below; lilac near the undersurface; sometimes bruising reddish brown; bald above, but with a somewhat velvety base; basal mycelium white.

Flesh: Yellowish white to pale lilac.

Odor and Taste: Not distinctive.

Spore Print: Brownish.

Microscopic Features: Spores 11-16 x 4.5-6.5 m; long-ellipsoid to subamygdaliform; often flattened on the abaxial side; verrucose; hyaline to brownish in KOH, with numerous oil droplets. Basidia 50-65 x 10-12 m; subclavate; 4-sterigmate. Cystidia not found. Clamp connections present.

#mushrooms#fungi#mycology

Xerocomellus rubellus

mushroomexpert.com/Xerocomellu

Ecology: Mycorrhizal with hardwoods (especially oaks); growing alone, scattered, or gregariously, in woods or, frequently, at their edges, in parks and gardens; summer and fall; North American distribution uncertain (see above). The illustrated and described collection was made in a botanical park in Illinois.

Cap: 2.5-5 cm; convex, becoming broadly convex or nearly flat in age; dry; bald or, when young, very finely velvety; bright, dark pinkish red, fading to pinkish red or pinkish; becoming finely cracked in maturity.

Pore Surface: Becoming depressed at the stem; yellow at first, becoming dull olive yellow; bruising promptly blue; 1-3 angular pores per mm; tubes to 7 mm deep.

Stem: 3-7 cm long; 4-10 mm thick; tapered to base and sometimes flared at the apex; yellow to bright yellow at apex, pinkish to red below; usually punctate with red points and dots, at least when fresh; not reticulate; basal mycelium pastel yellow when fresh, becoming ivory.

Flesh: Whitish in cap; yellow to red in stem; staining slowly and slightly blue when sliced; flesh in stem base with numerous tiny, bright red to carrot orange dots.

Odor and Taste: Not distinctive.

Chemical Reactions: Ammonia negative on cap surface; negative on flesh. KOH dull orange on cap surface; dull orange on flesh. Iron salts gray on cap surface; negative on flesh.

Spore Print: Olive brown.

Microscopic Features: Spores 10-13 x 4-5 ; subfusoid; smooth; golden in KOH; dull brown in Melzer's. Hymenial cystidia more or less lageniform; to about 60 x 12.5 . Pileipellis a palisadoderm of septate, encrusted elements 10-15 wide; terminal cells obnapiform to subglobose; hyaline to faintly ochraceous in KOH; dull brown in Melzer's.

#mushrooms#fungi#mycology
I'm reposting everything from my old Instagram, to keep my archive and have a record of my work's development. I'm adding commentary below the original text.

This is from 16 May 2019
My Amanita muscaria lights are finished. They will be included in the next shop update this Sunday 22:00 CEST. More pictures to come, including night view.

These have long been sold. Maybe I should make new ones! But I might just be happy leaving them as they are. I made a total of seven. One first, then six as a series. I think. Or was it four?

#art #OriginalArt #Artwork #mushtodon

Leucocoprinus fragilissimus

mushroomexpert.com/Leucocoprin

Ecology: Saprobic; growing alone or scattered, in humus; summer; distributed in the southeastern United States, from Texas to the southern Appalachians; also reported from Costa Rica. The illustrated and described collection is from Ohio.

Cap: 1.5-4.5 cm across; planoconvex, becoming nearly flat, with a small central bump; very fragile, and soon collapsing; deeply grooved from the margin to the center; dry or moist; pale greenish yellow, with a slightly darker center; fading to nearly white, with a yellowish center.

Gills: Free from the stem; distant; pale yellow; often dissolving in hot weather.

Stem: 4-9 cm long; 1-2 mm thick; equal above a small basal bulb; exceedingly fragile; bald; pale yellow, fading to nearly white; with a thin, fragile, yellow ring that sometimes disappears.

Flesh: Insubstantial; yellowish.

Odor: Not distinctive.

Chemical Reactions: KOH negative on cap surface.

Spore Print: White.

Microscopic Features: Spores 9-12 x 7-8 ; broadly ellipsoid; with a large (2 ) pore at one end, creating a sublimoniform impression; smooth; hyaline in KOH; dextrinoid. Brachybasidioles abundant in young caps. Pleurocystidia absent. Cheilocystidia clavate; soon collapsing. Pileipellis cellular/hymeniform; terminal elements subglobose, 15-25 wide, hyaline in KOH.

#mushrooms#fungi#mycology

Hygrocybe insipida

mushroomexpert.com/Hygrocybe_i

Ecology: Precise ecological role uncertain (see Lodge and collaborators, 2013). The illustrated collection was growing gregariously under hardwoods, in summer, in Illinois. Largent (1985) reports this species under coast redwood in fall and winter.

Cap: 5-20 mm; convex, becoming broadly convex; thinly sticky when fresh; bald; bright yellowish orange; darker over the center; the margin becoming thinly lined.

Gills: Beginning to run down the stem, or broadly attached to it; distant; thick; dull yellow.

Stem: 25-30 mm long; 1-2 mm thick; equal, with a slightly tapered base; thinly sticky when fresh; reddish orange, with a whitish base.

Flesh: Thin; yellowish to orangish.

Odor and Taste: Not distinctive.

Spore Print: White.

Microscopic Features: Spores 5-6.5 x 2.5-3.5 ; smooth; more or less ellipsoid, but occasionally constricted at the apicular end; hyaline in KOH; inamyloid. Basidia 4-sterigmate; up to 45 long. Hymenial cystidia absent. Lamellar trama parallel. Pileipellis an ixocutis or ixotrichoderm.

#mushrooms#fungi#mycology

Xanthoconium purpureum

mushroomexpert.com/Xanthoconiu

Ecology: Mycorrhizal with oaks; growing alone, scattered, or gregariously; early summer through fall; probably widely distributed east of the Great Plains. The illustrated and described collections are from Illinois and Pennsylvania.

Cap: 4-13 cm across; convex to broadly convex in age; soft; dry; very minutely velvety when young, but soon bald; purplish red to maroon, reddish brown, or (less frequently) merely brown; occasionally developing numerous whitish to yellowish spots; usually fading to cinnamon or tan.

Pore Surface: Creamy white at first, becoming bright brownish yellow and, eventually, yellowish brown (but never developing olive shades); not bruising, or bruising yellowish to brownish, especially when young; with 2-3 circular pores per mm; tubes 1-2 cm deep.

Stem: 4-7 cm long; 1-3 cm thick; more or less equal, or tapered somewhat at the base; bald; pale at apex, but colored like the cap, or streaked with the cap color, below; often also streaked with yellowish and/or pinkish areas; not reticulate; basal mycelium white.

Flesh: Whitish; unchanging when sliced.

Odor and Taste: Taste not distinctive. Odor not distinctive at first, but often becoming foul (like bad meat) as the spores mature.

Contorted Forms: Often encountered alongside normal forms; pore surface partially to completely fused with stem and cap margin; cap and stem becoming whitish and somewhat inflated; odor foul, like rotting meat.

Chemical Reactions: Ammonia flashing dark green, then resolving to negative, with a blackish ring, or reddish, on cap surface; negative on flesh. KOH negative, red, or orangish on cap surface; negative on flesh. Iron salts negative on cap surface; negative on flesh.

Spore Print: Bright yellow-brown.

Microscopic Features: Spores 9-12 x 3-4 ; narrowly fusiform; smooth; yellow in KOH. Hymenial cystidia lageniform; 35-50 x 7.5-10 . Pileipellis a tightly packed trichoderm with clavate, subclavate, or cystidioid terminal elements (an "epithelium" or hymeniform turf); hyaline to ochraceous in KOH.

#mushrooms#fungi#mycology

Laccaria proxima

mushroomexpert.com/Laccaria_pr

Ecology: Mycorrhizal with pines (Pinus species), especially in young plantations; growing scattered or gregariously; summer and fall; widely distributed in North America.

Cap: 1.5-7 cm; convex, becoming flat and sometimes uplifted; the margin inrolled at first, later straight and not lined; at first finely roughened, later more prominently roughened or scaly; reddish brown to orange-brown.

Gills: Attached to the stem; distant or nearly so; pinkish flesh color.

Stem: 2.5-8 cm long; up to 1 cm thick; equal or with an enlarged base; finely or prominently hairy and fibrous-shaggy; colored like the cap (sometimes with a darker base); with white basal mycelium.

Flesh: Thin; colored like the cap or paler.

Odor and Taste: Not distinctive.

Chemical Reactions: KOH negative on cap surface.

Spore Print: White.

Microscopic Features: Spores 8-11 x 7-9 ; elliptical; spines mostly 0.5-1 long. Basidia 4-spored. Cheilocystidia filamentous to subclavate or subcapitate; to about 70 x 10 . Pileipellis a cutis of elements 5-10 wide, with occasional or frequent bundles of upright elements; terminal cells subclavate to capitate.

#mushrooms#fungi#mycology

Calocybe carnea

mushroomexpert.com/Calocybe_ca

Ecology: Saprobic; growing alone, scattered, gregariously, or in small clusters in grassy areas; usually found in cultivated or disturbed-ground areas, but occasionally found in woods; summer and fall; originally described from France (Bulliard 1792); widespread in Europe and in North America, north of Mexico; also reported from Oceania. The illustrated and described collection is from Michigan.

Cap: 2-4 cm across; convex, becoming broadly convex, flat, or shallowly depressed; the margin inrolled at first, but becoming wavy with age, or sometimes splitting into lobes; dry; bald; rose pink.

Gills: Attached to the stem, sometimes by means of a notch; close or crowded; short-gills frequent; white.

Stem: 2-5 cm long; 0.5-1 cm thick; becoming hollow with age; bald or with white hairs and fuzz, especially basally; colored like the cap.

Flesh: Whitish; not changing when sliced.

Odor & Taste: Not distinctive, or sometimes faintly mealy.

Chemical Reactions: KOH on cap surface negative.

Spore Print: White.

Microscopic Features: Spores 3-5 x 1.5-2.5 m; subellipsoid, subcylindric, or irregularly elongated-amygdaliform; smooth; hyaline in KOH; inamyloid. Basidia 18-22 x 4-5 m; 4-sterigmate. Hymenial cystidia not found. Lamellar trama parallel. Pileipellis a thin, partially gelatinized cutis; elements 2-7.5 m wide, smooth, hyaline in KOH. Clamp connections present.

#mushrooms#fungi#mycology

Lactarius paradoxus

mushroomexpert.com/Lactarius_p

Ecology: Mycorrhizal with pines (especially loblolly pine and long-leaf pine); growing alone or gregariously, often in grassy areas near the host trees; summer and fall; originally described from Florida (Beardslee & Birmingham 1940); fairly widely distributed in eastern North America, but more common in the lower Appalachians and the southeastern states; also recorded from the Caribbean and the Gulf Coast of Mexico. The illustrated and described collections are from Arkansas, Georgia, Florida, and Texas.

Cap: 4-13 cm; broadly convex with a slightly tucked-under margin when young; becoming centrally depressed, with an uplifted margin, or shallowly vase-shaped; slimy when fresh; bald; dark blue to bluish, with a silvery sheen when young, becoming dirty grayish to purplish tan; often with faint to moderate concentric zones of color; with old age staining dirty green and eventually becoming sordid bluish green overall.

Gills: Broadly attached to the stem or just beginning to run down it; close; short-gills present; purplish pink when young, becoming dirty buff to orangish with maturity; staining and bruising dirty green.

Stem: 2-5 cm long; 1-1.5 cm thick; usually tapered to the base; bald; without potholes; dry; colored like the cap, but with purplish pink flushes—or purplish pink overall; staining dirty green with age; hollowing.

Flesh: Whitish to bluish, greenish, or purplish (or brownish in the mature, hollowing stem); firm; staining purplish red in places when sliced.

Milk: Very scant; dark purplish red; staining surfaces purplish red.

Odor and Taste: Not distinctive.

Spore Print: Pale yellowish.

Microscopic Features: Spores 7-10 x 5.5-6.5 m; ellipsoid; ornamentation consisting of amyloid warts and ridges extending 0.5-0.75 m high, forming partial reticula. Hymenial macrocystidia rare; to about 60 m long; mucronate; scarcely projecting. Pileipellis a thick ixocutis.

#mushrooms#fungi#mycology

Clavulinopsis corniculata

mushroomexpert.com/Clavulinops

Ecology: Saprobic; growing alone, scattered, or gregariously under hardwoods or conifers in woods, or in grassy areas; often in disturbed ground; summer and fall, or over winter in warmer climates; widely distributed in North America.

Fruiting Body: 2-9 cm high; sparingly to moderately branched; delicate.

Branches: Smooth; yellow; tips colored like the sides.

Base: 1-4 cm long; 1-5 mm thick; often tapering to base; yellow above, covered with white mycelium below; sometimes absent or rudimentary.

Flesh: Pale yellow.

Odor and Taste: Odor mealy; taste mealy or bitter.

Chemical Reactions: Iron salts olive on branches. KOH orange on branches.

Spore Print: White.

Microscopic Features: Spores 4.5-7 ; globose or subglobose; smooth; with a prominent apiculus 1-1.5 long. Basidia 4-spored; up to 80 long. Clamp connections present, but often not particularly conspicuous.

#mushrooms#fungi#mycology

Lentinellus ursinus

mushroomexpert.com/Lentinellus

Ecology: Saprobic; growing in groups or in shelf-like clusters on the wood of hardwoods (and, very rarely, the wood of conifers); summer and fall; widely distributed in North America.

Cap: Up to 10 cm across; kidney-shaped to roughly semicircular; broadly convex, becoming flat or depressed; minutely hairy or velvety, at least over the inner 1/3; brown, cinnamon brown, or pale; the margin inrolled.

Gills: Close or nearly distant; the edges distinctively saw-toothed; whitish to pinkish.

Stem: Absent.

Flesh: Pale.

Taste: Strongly acrid or peppery; odor not distinctive or a little spicy.

Spore Print: Creamy white.

Microscopic Features: Spores 4-4.5 x 3-3.5 ; elliptical; amyloid; very finely ornamented with warts and spines. Pleurocystidia rare; fusoid to sharply pointed. Gloeocystidia present; clavate.

#mushrooms#fungi#mycology

Suillus brevipes

mushroomexpert.com/Suillus_bre

Ecology: Mycorrhizal with hard pines (species of Pinus with needles in bundles of two or three)— including lodgepole pine, red pine, and jack pine; growing alone, scattered, or gregariously; late summer and fall; originally described from "New England" (Frost 1874), and later from the Albany, New York area (Peck 1885); widely distributed in North America from the northeast to the Midwest, the Rocky Mountains, the southwestern United States, and the West Coast (but probably absent in the southeastern United States; see discussion above); reported from Mexico and from Oceania. The illustrated and described collections are from Colorado, Illinois, and Indiana.

Cap: 4-10 cm; convex becoming broadly convex or nearly flat; very slimy when fresh; bald; dark brown to dark reddish or orangish brown, fading to pinkish brown or yellowish brown, often in streaks; the margin at first incurved and pale, with a tiny sterile edge, but without veil remnants.

Pore Surface: Pale yellow, becoming dingy brownish yellow and eventually dark reddish brown; not bruising; 1-2 circular to angular pores per mm; tubes to about 5 mm deep; surface not boletinoid.

Stem: 3-7 cm long; 1.5-3 cm thick; swollen and squat when young, straightening out with maturity; often short, even at maturity; white at first, becoming pale to dark yellow, usually from the apex downward; sometimes bruising brownish; glandular dots usually tiny and concolorous with stem surface (nearly invisible without a hand lens); without a ring; basal mycelium white, or bright to dull yellow.

Flesh: White at first, especially in the cap; becoming yellow with age; not staining when sliced.

Odor and Taste: Not distinctive.

Chemical Reactions: Ammonia negative to pinkish on cap surface; pink on flesh. KOH dark gray on cap surface; purplish gray or blue, with a pink ring, on flesh. Iron salts negative or gray on cap; purplish to blue on flesh.

Spore Print: Brown to dull cinnamon.

Microscopic Features: Spores 5-10 (-12) x 2-3.5 m; boletoid-fusiform; smooth; yellowish in KOH. Basidia 20-25 x 4-6 m; clavate; 4-sterigmate. Cystidia in bundles; 30-70 x 4-10 m; cylindric-flexuous, with subclavate, subcapitate, or merely rounded apices; smooth; thin-walled; purple-brown to brown in KOH. Pileipellis an ixocutis; elements 3-7 m wide, encrusted with tiny pigment droplets, brownish in KOH.

#mushrooms#fungi#mycology