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Flat-cap Agaric

Fungi: Basidiomycota: Agaricomycetes: Agaricales: Agaricaceae: Agaricus placomyces Peck

Agaricus placomyces – Flat-cap Agaric

Synonyms: Fungus placomyces, Psalliota placomyces.

Common names: Flat-cap Agaric, inky mushroom.

Extract from Wikipedia article: Agaricus placomyces is a large mushroom that resides mainly in the woodlands.

Piedmontese: Agaricus praeclaresquamosus, Polish: Pieczarka płaska, Russian: Шампиньон плоскошляпковый, Ukrainian: Печериця темно-луската отруйна.

AI-generated description

Agaricus placomyces is a species of mushroom that grows in fields, meadows, and along roadsides. In East and Central Texas, it typically fruits from April to October, with peak activity during the spring and fall months. The cap is 3-8 cm in diameter, convex to flat, and often has a distinctive umbo or knob in the center. The gills are free from the stem and pinkish-brown at maturity. The stem is 3-7 cm tall and 0.5-1.5 cm thick, with a ring that may be faint or absent. This species can be found in a variety of habitats, including lawns, pastures, and wooded areas, often in association with trees such as oak, pine, or cedar.

Photos of this mushroom from East and Central Texas

Mushrooms <B>Agaricus placomyces</B>(?) near a wooded path in Bee Creek Park. College Station, Texas, <A HREF="../date-en/2020-06-30.htm">June 30, 2020</A>
LinkMushrooms Agaricus placomyces(?) near a wooded path in Bee Creek Park. College Station, Texas, June 30, 2020
Location on maps1705 Valley View Dr, College Station, TX 77840, USA
Mushrooms <B>Agaricus placomyces</B> in Hensel Park. College Station, Texas, <A HREF="../date-en/2020-09-16.htm">September 16, 2020</A>
LinkMushrooms Agaricus placomyces in Hensel Park. College Station, Texas, September 16, 2020
Location on maps303 W Brookside Dr, Bryan, TX 77801, USA

AI-generated summary of observations

Observations of the fungus Agaricus placomyces in East and Central Texas reveal that it can be found in wooded areas near paths. On June 30, 2020, mushrooms resembling Agaricus placomyces were spotted near a wooded path in Bee Creek Park, College Station, Texas. Similarly, on September 16, 2020, mushrooms confirmed to be Agaricus placomyces were observed in Hensel Park, also in College Station, Texas. The fungus appears to thrive in these environments, suggesting a possible affinity for wooded areas with ample moisture and organic matter. The sightings in June and September indicate that the species may fruit during the warmer months in East and Central Texas. Further observations are needed to confirm the distribution and habitat preferences of Agaricus placomyces in this region. The fungus seems to be relatively common in College Station, with multiple sightings in different parks.

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Links

Acknowledgements

Mushroom Observer and Facebook for learning names of local mushrooms.

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