Gymnopilus sapineus

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Gymnopilus sapineus
Gymnopilus sapineus group 568289.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Hymenogastraceae
Genus: Gymnopilus
Species:
G. sapineus
Binomial name
Gymnopilus sapineus
Synonyms [1]

Agaricus sapineusFries (1815)

Gymnopilus sapineus
Information icon.svg
Gills icon.png Gills on hymenium
Convex cap icon.svg Cap is convex
Adnate gills icon2.svg Hymenium is adnate
Ring stipe icon.svg Stipe has a ring
Transparent spore print icon.svg
Spore print is reddish-brown
Saprotrophic fungus.svgEcology is saprotrophic
Mycomorphbox Inedible.pngEdibility is inedible

Gymnopilus sapineus, commonly known as the scaly rustgill or common and boring gymnopilus, [2] is a small and widely distributed mushroom which grows in dense clusters on dead conifer wood. It has a rusty orange spore print and a bitter taste. This species does not stain blue and lacks the hallucinogen psilocybin.

Contents

G. sapineus growing from rotten wood chips 2016-06-23 Gymnopilus sapineus group 638406.jpg
G. sapineus growing from rotten wood chips

Taxonomy

Speciation in Gymnopilus is not clearly defined. [3] This is further complicated by the macroscopic morphological and ecological similarities between members of the G. sapineus complex such as G. penetrans and G. nevadensis. Michael Kuo explicates upon this by speaking of the arbitrary distinction made between G. sapineus and G. penetrans made by Elias Magnus Fries. [4] He at first labeled G. penetrans to merely be a form of G. sapineus in 1815, but then recanted and labeled them separate in 1821.

Description

This mushroom is often mistaken for G. luteocarneus which grows on conifers and has a smoother and darker cap. Another lookalike is G. penetrans which grows in the same habitat and has minor microscopic differences. [4]

Cap: The cap is 2–8 cm (343+18 in) across, is convex to flat, and is golden-yellow to brownish orange, [5] darker at the center with a dry scaly surface which is often fibrillose and may have squamules. The cap margin is inrolled at first and curves outward as it matures, becoming almost plane and sometimes developing fibrillose cracks in age. [5] The flesh is yellow [5] to orange and delicate when compared to larger and firmer members of Gymnopilus , such as G. junonius .

Gills: The gills are crowded, yellow at first, turning rusty orange as the spores mature, with adnate attachment.

Microscopic features: Gymnopilus sapineus spores are rusty orange [5] to rusty brown, elliptical, rough, and 7–10 x 4–6  μm.

Stipe: The stipe is 3–7 cm (1+182+34 in) long and 0.5–1 cm thick. [5] It has either an equal structure, or becomes thinner near the base. It is light yellow, bruising rusty brown. The stipe has an evanescent veil which often leaves fragments on the upper part of the stipe [5] or the margin of young caps.

Taste and odor: G. sapineus sometimes tastes bitter, and it has a mild, [5] fungoid or sweet smell.

Toxicity: The species is nonpoisonous, but considered inedible. [6]

Similar species

Similar species include G. aeruginosus , G. luteofolius , G. penetrans , [5] and G. hybridus . [7]

See also

Related Research Articles

<i>Gymnopilus junonius</i> Species of fungus

Gymnopilus junonius is a type of mushroom-forming fungus in the family Hymenogastraceae. Commonly known as the spectacular rustgill, this large orange mushroom is typically found growing on tree stumps, logs, or tree bases. Some subspecies of this mushroom contain the neurotoxic oligoisoprenoid gymnopilin.

<i>Chroogomphus vinicolor</i> Species of fungus

Chroogomphus vinicolor, commonly known as the wine-cap Chroogomphus or the pine spike, is a species of mushroom in the family Gomphidiaceae. Found in North America and the Dominican Republic, mushrooms grow on the ground under pine trees. Fruit bodies have reddish-brown, shiny caps atop tapered stems. The gills are thick, initially pale orange before turning blackish, and extend a short way down the length of the stem. Although the mushroom is edible, and sold in local markets in Mexico, it is not highly rated. Distinguishing this species from some other similar Chroogomphus species is difficult, as their morphology is similar, and cap coloration is too variable to be a reliable characteristic. C. vinicolor is differentiated from the European C. rutilus and the North American C. ochraceus by the thickness of its cystidial walls.

<i>Gymnopilus luteofolius</i> Species of fungus

Gymnopilus luteofolius, known as the yellow-gilled gymnopilus, is a large and widely distributed mushroom that grows in dense clusters on dead hardwoods and conifers. It grows in late July to November in the east and in the winter on the west coast of North America. It has a rusty orange spore print and a bitter taste.

<i>Gymnopus dryophilus</i> Species of fungus

Gymnopus dryophilus is a mushroom commonly found in temperate woodlands of Europe and North America. It is generally saprophytic, but occasionally also attacks living wood. It belongs to section Levipedes of the genus, being characterized by a smooth stem having no hairs at the base. Until recently it was most frequently known as Collybia dryophila.

<i>Gymnopilus aeruginosus</i> Species of fungus

Gymnopilus aeruginosus, also known as the magic blue gym, is a mushroom-forming fungus that grows in clusters on dead wood and wood chip mulch. It is widely distributed and common in the Pacific Northwest. It has a rusty orange spore print and a bitter taste and contains the psychedelic chemical psilocybin. It was given its current name by mycologist Rolf Singer in 1951.

<i>Gymnopilus purpuratus</i> Species of agaric fungus in the family Hymenogastraceae

Gymnopilus purpuratus is a species of agaric fungus in the family Hymenogastraceae. It grows in clusters on dead wood, tree stumps and wood chip mulch. It is widely distributed and has been recorded in Argentina, Australia, Chile, New Zealand, the UK and Germany. It has a broadly convex cap covered in small dry reddish-brown scales, a stout yellow stem beneath reddish brown, wine-red to purple vertical fibres, and a thick rusty orange spore print.

<i>Gymnopilus liquiritiae</i> Species of fungus

Gymnopilus liquiritiae is a mushroom in the family Hymenogastraceae. The mushroom is widely distributed and grows in dense clusters on dead conifer wood. It has a rusty orange spore print, a bitter taste, and does not contain the hallucinogen psilocybin. One of its key distinguishing features is the lack of partial veil.

Gymnopilus luteus, known as the yellow gymnopilus, is a widely distributed mushroom-forming fungus of the Eastern United States. It contains the hallucinogens psilocybin and psilocin. It is often mistaken for G. speciosissimus and G. subspectabilis.

<i>Gymnopilus validipes</i> Species of fungus

Gymnopilus validipes is a mushroom in the family Hymenogastraceae. It is widely distributed in North America and Europe.

<i>Gymnopilus luteoviridis</i> Species of fungus

Gymnopilus luteoviridis is a widely distributed mushroom-forming fungus of the Eastern United States that contains the hallucinogens psilocybin and psilocin.

<i>Gymnopilus subtropicus</i> Species of fungus

Gymnopilus subtropicus is a species of agaric fungus in the family Hymenogastraceae.

Gymnopilus subspectabilis, commonly known as the big laughing mushroom, laughing gym, or giant gymnopilus, is a species of agaric fungus in the family Hymenogastraceae which contains the hallucinogenic drug psilocybin.

<i>Gymnopilus punctifolius</i> Species of fungus

Gymnopilus punctifolius is a species of mushroom in the family Hymenogastraceae found in North America.

<i>Hygrophorus subalpinus</i> Species of fungus

Hygrophorus subalpinus, commonly known as the subalpine waxycap, is a species of white snowbank fungus in the family Hygrophoraceae. Found in the mountains of western North America, it is found growing on the ground under conifers, usually near snowbanks.

<i>Suillus tomentosus</i> Species of fungus

Suillus tomentosus is a species of mushroom. The common names of the species are blue-staining slippery jack, poor man's slippery Jack, and woolly-capped suillus.

<i>Ramaria stricta</i> Species of fungus

Ramaria stricta, commonly known as the strict-branch coral or strict coral mushroom, is a coral fungus of the genus Ramaria. It has a cosmopolitan distribution, and grows on dead wood, stumps, trunks, and branches of both deciduous and coniferous trees. Its fruit body is up to 10 cm tall, made of multiple slender, compact, and vertical parallel branches. Its color is typically light tan to vinaceous-brown. All parts of the mushroom will bruise when handled. There are several lookalike corals that can usually be distinguished from R. stricta by differences in coloration, bruising reaction, or microscopic features. The fungus is inedible due to its unpleasant odor and bitter taste.

<i>Inocybe griseolilacina</i> Species of fungus

Inocybe griseolilacina, commonly known as the lilac leg fibrecap, is a mushroom in the family Inocybaceae. It was described scientifically by Danish mycologist Jakob Emanuel Lange in 1917. It is inedible. Its distinguishing characteristic is its pale yellow-gray and scaly cap and its fibrillose lilac stipe.

<i>Clitocybe albirhiza</i> Species of fungus

Clitocybe albirhiza, commonly known as the snowmelt clitocybe, is a species of agaric fungus in the family Tricholomataceae. It is found in high-elevation locations in the western United States.

<i>Pholiota nubigena</i> Species of fungus

Pholiota nubigena, commonly known as the gastroid pholiota or the bubble gum fungus, is a species of secotioid fungus in the family Strophariaceae. It is found in mountainous areas of the western United States, where it grows on rotting conifer wood, often fir logs. It fruits in spring, often under snow, and early summer toward the end of the snowmelt period in high mountain forests. Fruit bodies appear similar to unopened mushrooms, measuring 1–4 centimetres tall with 1–2.4 cm diameter caps that are whitish to brownish. They have a short but distinct whitish stipe that extend through the internal spore mass (gleba) of the fruit body into the cap. The gleba consists of irregular chambers made of contorted gills that are brownish in color. A whitish, cottony partial veil is present in young specimens, but it often disappears in age and does not leave a ring on the stipe.

<i>Pyrrhulomyces astragalinus</i> Species of fungus

Pyrrhulomyces astragalinus, commonly known as the pinkish-orange pholiota, is a species of fungus in the family Strophariaceae. It was first described scientifically in 1821 by Elias Magnus Fries as a species of Agaricus. Rolf Singer transferred it to the genus Pholiota in 1951 and the species was transferred to its present genus in 2020 by E.J. Tian & Matheny. The fruitbodies of the fungus have pinkish-orange caps measuring 2–5.5 cm in diameter. The flesh is orange, blackening in age, with a bitter taste. They produce a reddish-brown spore print, causing it to be placed in its genus rather than Hypholoma, which it resembles. The spores are oval to elliptical, smooth with thin walls, and measure 5–7 by 4–4.5 μm. In North America, the fungus is found in the United States and Canada. In Europe, it has been recorded from France, Sweden, and Switzerland. Its mushrooms usually grow singly or in small clusters, sometimes on conifer logs.

References

  1. "Gymopilus sapineus (Fr.) Murrill".
  2. Arora, David (1986). Mushrooms demystified: a comprehensive guide to the fleshy fungi (Second ed.). Berkeley: Ten Speed Press. ISBN   978-0-89815-169-5.
  3. Guzmán-Dávalos, Laura; Mueller, Gregory M.; Cifuentes, Joaquín; Miller, Andrew N.; Santerre, Anne (Nov–Dec 2003). "Traditional infrageneric classification of Gymnopilus is not supported by ribosomal DNA sequence data" (PDF). Mycologia. 95 (6): 1204–1214. doi:10.2307/3761920. JSTOR   3761920. PMID   21149021.
  4. 1 2 Gymnopilus sapineus at MushroomExpert
  5. 1 2 3 4 5 6 7 8 Davis, R. Michael; Sommer, Robert; Menge, John A. (2012). Field Guide to Mushrooms of Western North America. Berkeley: University of California Press. pp. 246–247. ISBN   978-0-520-95360-4. OCLC   797915861.
  6. Miller Jr., Orson K.; Miller, Hope H. (2006). North American Mushrooms: A Field Guide to Edible and Inedible Fungi. Guilford, CN: FalconGuide. p. 296. ISBN   978-0-7627-3109-1.
  7. Trudell, Steve; Ammirati, Joe (2009). Mushrooms of the Pacific Northwest. Timber Press Field Guides. Portland, OR: Timber Press. p. 182. ISBN   978-0-88192-935-5.

Further reading

Commons-logo.svg Media related to G. penetrans at Wikimedia Commons
Commons-logo.svg Media related to G. sapineus at Wikimedia Commons