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Lepiota rubrotincta: Leucoagaricus rubrotinctus
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Pileus
Cap 2-6 cm broad, rounded to ovoid, becoming convex, in age nearly plane with an umbonate disc; surface at first smooth, the disc various shades of brown shading to a lighter margin, cuticle soon splitting, becoming radially fibrillose, revealing zones of underlying white tissue; flesh thin, white, unchanging; odor and taste mild. |
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Lepista nebularis: Clitocybe nebularis
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Pileus
Cap 5-25 cm broad; convex with an incurved margin, becoming plane to depressed; color greyish to light brownish grey; surface dry to moist, radially fibrillose; flesh thick, white; odor unpleasant, slightly farinaceous to rancid or skunky. |
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Lepista nuda: Clitocybe nuda
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Pileus
Cap 4-14 cm broad, convex, becoming nearly plane in age, margin inrolled, wavy, sometimes upturned at maturity; surface smooth, moist, violet to lilac, fading to tan; flesh soft, pale-lilac; odor fragrant, taste mild. |
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Lepista tarda: Clitocybe tarda
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Pileus
Cap 2-6 cm broad, convex, expanding to nearly plane, in age often shallowly depressed, with an inconspicuous umbo; margin at first incurved, then decurved, eventually plane to slightly upturned, wavy to lobed, not striate, or if so obscurely; surface glabrous, moist, somewhat waxy in aspect, hygrophanous; color when fresh, medium brown, occasionally tinged lilac, darkest at the disc, shading to a paler margin, in age tan-buff overall; context whitish to pale-buff, soft, thin, 1-4 mm thick, odor indistinct, taste, like that of Agaricus bisporus. |
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Leratiomyces ceres
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Pileus
Cap 2.5-6.0 cm broad, convex, becoming broadly convex, obtusely umbonate, margin with veil fragments disappearing in age; surface subviscid when moist, otherwise dry, smooth, reddish-brown to orange-brown; flesh thin, pale colored with pinkish tones below the cuticle; odor and taste mild. |
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Leratiomyces cucullatus
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Pileus
Cap narrowly conic, 1.0-2.5 cm tall, 0.5-1.0 cm broad near margin, the latter often pinched and persistently adherent to the stipe; surface wrinkled, faintly striate, lustrous, cream-buff with scattered tawny-brown squamules concentrated at the margin; in age, cap ochre-buff at disc, cream-grey near margin; context thin, < 1 mm, soft, colored like the cap surface; odor and taste mild. |
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Leucoagaricus americanus
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Synonyms: Agaricus americanus Peck; Lepiota americana (Peck) Sacc.; Lepiota bresadolae Schulzer |
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Leucoagaricus barssii
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Pileus
Cap 4.0-13.0 cm broad, hemispherical in youth, expanding to plano-convex, with or without a low umbo; margin at first incurved, fringed, becoming decurved, sometimes upturned in age; surface fibrillose to squamulose, the ornamentation pallid to greyish-brown, if the latter, darkest at the disc; context thick, white, tinged greyish-tan near the cuticle; odor and taste strongly fungal. |
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Leucopaxillus albissimus
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Pileus
Cap 4-20 cm broad, convex becoming plane, the disc sometimes depressed, margin incurved when young and faintly striate; surface dry, unpolished, smooth but finely scaled in dry weather, cream to cream-buff, lighter at the margin, in age turning buff-tan; flesh white, moderately thick, odor mild; taste fungal, but unpleasant. |
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Leucopaxillus amarus: Leucopaxillus gentianeus
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Pileus
Cap 5-11 cm broad, convex, expanding to plano-convex, sometimes with a broad umbo; margin at first incurved, becoming decurved, obscurely to conspicuously striate; surface smooth, dry, dull, reddish-brown to cinnamon brown, the margin lighter; flesh thick, white; taste bitter, odor usually unpleasant. |
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Lichenomphalia umbellifera
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Synonym: Omphalina ericetorum (Pers.) M. Lange; Phytoconis ericetorum Redheand & Kuyper; Gerronema ericetorum (Pers. : Fr.) Sing. |
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Lobster mushroom: Hypomyces lactifluorum
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Sporocarp
Fruit-body a bright-orange mold growing on the surface of members of the Russulaceae (in California usually Russula brevipes); gills of the parasitized host reduced to folds; in age, minute, reddish-orange perithecial mounds develop (use hand lens); context of host firm, brittle, if Lactarius, then oozing a latex; odor at first fungal, then of shellfish; taste mild in R. brevipes, potentially peppery if Lactarius. |
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Longula texensis
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Pileus
Cap 4-10 cm tall, 4-7 cm broad, subglobose, ovoid or convex; margin fused to the stipe for most of development, at maturity sometimes pulling partially away; surface dry, at first nearly glabrous, soon breaking up into appressed to raised, tan or brown scales, revealing an underlying whitish context, the latter firm, fleshy, bruising yellowish; in age the cap and context drying becoming tough, brittle, tending to split longitudinally, exposing contorted gill tissue. |
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Lycoperdon molle
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Sporocarp
Fruiting body 2.5-6.0 (8.0) cm tall, 2.5-5.0 (7.0) cm broad, pyriform to turbinate, with a well developed pseudostipe, pleated at the base, attached to the substrate with thin rhizoids; exoperidium cream to pale-buff, maturing tan, greyish-brown to medium-brown, covered with a mixture of granules and short spines, the latter solitary or grouped with fused tips; exoperdium persistent overlying a papery, buff to pale-tan endoperidum; gleba white, becoming yellowish-green, maturing dark-brown, elastic; subgleba alveolate, dark olive-brown with lilac tints, taking up approximately half of the fruiting body; sporocarp dehiscing via a late-forming apical pore; odor and taste untried. |
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Lycoperdon nigrescens
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Sporocarp
Fruiting body 2.0-5.0 cm tall, 2.0-3.5 cm broad, subglobose to pear-shaped, with or without a well developed pseudostipe, at maturity opening via an apical pore; exoperidium, a covering of brown to blackish-brown spines >1 mm in length, typically joined at the tips, the area between the spines covered with a thin tan-colored tomentum; endoperidium papery, buff to pale-tan, in age reticulate from scars left by the deciduous spines; gleba whitish, soon olivaceous, medium-brown at maturity; subgleba alveolate, olivaceous-brown, sometimes with lilac tints; odor and taste not determined.. |
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Lycoperdon perlatum
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Sporocarp
Fruit body 2-9 cm tall, 2-4 cm broad, subglobose to pyriforme to elongated pyriforme, at maturity with an apical pore for spore dispersal; ground color white to pallid to pale brown; surface composed of conical spines, 1-2 mm tall, surrounded by a persistent circular row of warts; spines white to pallid to pale brown, leaving scars as they fall off. |
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Lycoperdon pusillum: Bovista dermoxantha
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Sporocarp
Fruiting body 1.5-3.0 (4.0) cm broad, globose to pulvinate, attached to the substrate by one or more root-like rhizomorphs; exoperidium persistent, white, at first tomentose-subflocculose, soon breaking up into buff to tan-tipped areolae or fine warts, with age exposing an ochre-brown to medium-brown, glabrous, papery-thin endoperidium; spores released via a ragged apical pore; gleba soft, white, soon yellowish-olive to olive-brown, medium-brown at maturity; subgleba present or absent, if present, a thin layer of compact tissue, appearing cellular only with a handlens; odor and taste not distinctive. |
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Lycoperdon umbrinum
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Sporocarp
Fruiting body 2.0-4.0 (5.0) cm tall, 2.0-3.0 cm broad, pear-shaped to turbinate, gradually to abruptly tapered below to a well developed pseudostipe, the latter attached to the substrate by thin, white rhizomorphs; exoperidium a mixture of dark-brown to blackish-brown, short spines, < 1 mm in height, typically grouped and united at the tips, plus minute warts, in age sloughing away from the apex; endoperidium before maturation visible between the spines, cream-yellow, to brassy-yellow, paper-thin; gleba white at first, becoming yellowish-olive, at maturity brown to olive-brown; subgleba alveolate, buff-brown to ochre-brown with lilac tints; odor and taste not determined. |
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Lyophyllum decastes
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Pileus
Cap 4-14 cm broad, convex, becoming plane; margin incurved when young, lobed to irregular, sometimes upturned in age; surface smooth, grey to grey-brown, moist to lubricous; flesh thin, white, odor mild. |
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Macrocystidia cucumis
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Pileus
Cap 2.0-5.0 cm broad, broadly conic to convex, in age sometimes plano-convex with a low umbo; margin when young, incurved, irregular in outline, especially when clustered, decurved at maturity; surface at first sparsely pubescent, soon smooth, translucent-striate, hygrophanous, dark brown to chestnut-brown with an underlying orange tinge, shading to a yellowish-buff margin, in age dingy-buff overall; flesh thin, watery-brown; odor, of cucumber; taste mild or faintly of cucumber. |
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Macrolepiota rachodes: Chlorophyllum brunneum
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Pileus
Cap 7-20 cm broad, subglobose to pulvinate, becoming convex to nearly plane in age; surface dry, brown, smooth, breaking up into coarse, brown, concentrically arranged scales except for the disc where the cuticle remains intact; margin inrolled at first, frequently appendiculate; flesh thick, white, discoloring yellow-orange, darkening to reddish-brown. |
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Macrotyphula juncea
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Sporocarp
Fruiting body a slender, erect, strand, 3-8 cm tall, 0.5-1.5 mm thick, subpliant, stuffed at maturity, straight to curved, the tip obtuse; upper half to two-thirds, fertile, not well differentiated from the sterile base; surface of fertile region more or less glabrous, cream-buff to pale ochraceous-brown, the sterile portion slightly darker, sparsely villose, the base usually swollen and conspicuously pubescent; context thin, colored like the surface; odor and taste mild. |
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Man on Horseback: Tricholoma flavovirens
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Pileus
Cap 5-13 cm broad, convex, becoming nearly plane in age with upturned margin; yellow, often shading to a slightly scaly brownish disc; surface smooth, viscid in moist weather; flesh white, thick; odor, farinaceous. |
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Marasmiellus candidus
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Pileus
Cap 0.6-4 cm broad, convex when young, expanding to plane or plane with a depressed center in age; surface dry, glabrous to slightly pruinose; color white, becoming buff to orange-white, often staining pinkish in age; flesh very thin, soft; odor and taste mild. |
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Marasmius androsaceus
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Pileus
Cap 3-8 (10) mm broad, convex, becoming plano-convex, the disc slightly depressed to umbilicate; margin incurved in youth, then decurved, crenate; surface dry, dull, more or less glabrous, at first dark-brown, to dark reddish-brown, remaining so at the disc, fading to medium-brown or buff-brown at the margin, the latter sparsely covered with a buff-colored pubescence in youth; context thin, < 1 mm thick, cream-colored; odor and taste mild; fruiting bodies capable of reviving after drying. |
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Marasmius armeniacus
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Pileus
Cap 4-12 mm broad, convex, expanding to nearly plane, the disc occasionally slightly raised; margin at first incurved, then decurved to nearly plane; surface conspicuously wrinkled, sometimes striate-rugulose at the margin, minutely hair; color: orange to orange-brown, slightly darker at the disc, in age fading to dull apricot-orange; flesh thin, virtually undetectable with the unaided eye; odor and taste mild. |
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Marasmius calhouniae
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Pileus
Cap 1-3 cm broad, convex, becoming nearly plane in age, the disc sometimes slightly depressed with an uplifted margin; surface translucent-striate when moist, faintly radially furrowed, otherwise smooth, pale grey to buff-grey, fading to ashy-white; flesh extremely thin, colored like the cap, unchanging; odor, mild, taste, mild to faintly raphanoid. |
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Marasmius copelandii
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Pileus
Cap 0.5-2.0 cm broad, convex, expanding to nearly plane at maturity, sometimes slightly umbonate; margin decurved, striate-wrinkled up to two-thirds the distance to the disc; surface more or less glabrous, brown, shading to pale-tan at the margin, in age more uniformly brown, occasionally fading to nearly white; context less than 1 mm thick, colored like the cap; odor of garlic, taste: pungent. |
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Marasmius curreyi
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Pileus
Cap 4.0-8.0 mm broad, convex, becoming plano-convex to plane in age, sulcate-striate, the disc depressed to umbilicate; margin at first incurved, then decurved, eventually level to raised, occasionally wavy; surface finely tomentose with a hand-lens, rust-brown, fading to orange, pinkish-tan or pale-tan, darkest at the disc and ribs; context membranous, cream-colored; odor and taste mild; fruiting body reviving after drying. |
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Marasmius oreades
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Pileus
Cap 1.5-4.0 cm broad, rounded, becoming campanulate (bell- shaped), finally convex to nearly plane, typically with a broad umbo; margin striate when moist, sometimes upturned in age; surface dry, smooth, light cinnamon-brown to buff-brown when young, fading in age to pale-buff or cream; flesh thick, reviving after being dried; odor and taste mild. |
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Marasmius plicatulus
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Pileus
Cap 1-4.0 cm broad, convex to campanulate, nearly plane in age; surface dry, velvety, mahogany-brown, rusty-brown or yellowish-brown, darkest at disc, striate to furrowed in age; flesh thin, pallid. |
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Marasmius quercophilus
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Pileus
Cap 2-5 mm broad, convex, broadly so to plane in age, occasionally with the disc depressed; margin decurved, sometimes becoming plane, often sulcate; surface minutely pruinose (use hand lens), striate wrinkled to two-thirds the distance from the margin to the disc; color light-brown at the disc, pallid to cream-buff at the margin; context very thin, pallid; odor mild, taste: untried. |
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