Fungi: Basidiomycota: Agaricomycetes: Agaricales: Strophariaceae: Agrocybe dura (Bolton) Singer

Agrocybe dura – Bearded Fieldcap

Synonyms: Agaricus durus, Dryophila dura, Hylophila dura, Pholiota dura, Togaria dura.

Common name: Bearded Fieldcap.

AI-generated description

Agrocybe dura is a species of fungus that belongs to the family Strophariaceae. It is characterized by its small to medium-sized cap, which is typically 2-6 cm in diameter, and ranges in color from reddish-brown to dark brown. The gills are crowded and pale brown, while the stem is slender and white to pale brown. In East and Central Texas, Agrocybe dura has been found growing in fields, meadows, and along roadsides, often in association with grasses and other herbaceous plants. It typically fruits in the spring and summer months, from April to July.

Photos of this mushroom from East and Central Texas

Half-dry bearded fieldcap mushroom (Agrocybe dura, Agrocybe praecox group) with a cracked cap at the base of a live oak on the university golf course at Texas Avenue. College Station, Texas, July 17, 2018

Bearded fieldcap mushroom (Agrocybe dura, Agrocybe praecox group) damaged by dry air under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 17, 2018

Dissected bearded fieldcap mushroom (Agrocybe dura, Agrocybe praecox group) damaged by dry air under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 17, 2018

Mature bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 1, 2019

Cracked caps of mature bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 1, 2019

Brown gills of mature bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 1, 2019

Brown caps of mature bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 1, 2019

Dissected bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 1, 2019

Rough surface of caps of mature bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 1, 2019

Cracked brown caps of bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 1, 2019

Bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) with cracked caps on wood chips under a live oak on the university golf course at Texas Avenue. College Station, Texas, July 2, 2019
103 Moss St, College Station, TX 77840, USA

Bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, August 6, 2019
103 Moss St, College Station, TX 77840, USA

Large brown bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) under a live oak on the university golf course at Texas Avenue. College Station, Texas, August 6, 2019
103 Moss St, College Station, TX 77840, USA

Bearded fieldcap mushrooms (Agrocybe dura, Agrocybe praecox group) on mulch under a live oak on Texas Avenue near Texas A and M University. College Station, Texas, June 28, 2020
100 Gilchrist Ave, College Station, TX 77840, USA

AI-generated summary of observations

Observations of the fungus Agrocybe dura in East and Central Texas reveal that it typically grows under live oaks, often on wood chips or mulch. The mushrooms have cracked caps, rough surfaces, and brown gills. They can be damaged by dry air, leading to a half-dry appearance. Mature specimens have been found with brown caps and can grow quite large. Observations were made over several years, including July 2018, July 2019, August 2019, and June 2020, in College Station, Texas, near the university golf course at Texas Avenue. The mushrooms were often found in clusters under live oaks, with some specimens displaying cracked caps or being damaged by dry air. Overall, Agrocybe dura appears to thrive in the warm, humid climate of East and Central Texas.

Comments

• Data for this species were obtained from the dataset https://www.gbif.org.

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Links

• List of mushrooms with photos.
• Photos grouped by dates.
• List of Latin names.
• List of common names.
• Locations on a map.
• Scripts for generating the web pages.
• Mushrooms from Texas, old version of web page.
• Mushrooms of Russia.
• Collection of mushrooms from Qatar.
• Picture archives.
• Home page of A. Sergeev.

Acknowledgements

Mushroom Observer and Facebook for learning names of local mushrooms.

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