Synonyms: Aleuria maurilabra, Humaria maurilabra, Peziza maurilabra.
Anthracobia maurilabra is a species of fungus in the family Pyronemataceae, order Pezizales, class Pezizomycetes, phylum Ascomycota. It is a small to medium-sized apothecium with a reddish-brown to dark brown exterior and a pale yellow to orange interior. In East and Central Texas, Anthracobia maurilabra has been found growing on soil, often in association with burned areas or charred wood, typically during the spring and fall months. The fungus produces ascospores that are yellowish-brown to brown, ellipsoidal, and ornamented with small warts or spines.
Close-up of pyrophilous cup fungus Anthracobia maurilabra on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
Ascomycete fungus Anthracobia maurilabra on a bonfire of a hiker's campground on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
Pyrophilous cup fungus Anthracobia maurilabra near a bonfire place on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
Cup fungus Anthracobia maurilabra beside a bonfire place on a hiker's campground on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 9, 2020
Cup fungus Anthracobia maurilabra(?) on a bonfire site in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 7, 2020
Ascomycete fungus Anthracobia maurilabra(?) on a bonfire site in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 7, 2020
Close-up of ascomycete fungus Anthracobia maurilabra(?) on a bonfire site in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 7, 2020
Brown cups of Ascomycete fungus Anthracobia maurilabra(?) on a bonfire site in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 7, 2020
Ascomycete fungus Anthracobia maurilabra(?) on an old bonfire site in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 7, 2020
Ascomycete fungus Anthracobia maurilabra(?) on charred soil in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 7, 2020
Ascomycete fungus Anthracobia maurilabra(?) on an old bonfire on a forest cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 11, 2020
Brown Ascomycete fungus Anthracobia maurilabra(?) on an old bonfire on a forest cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 11, 2020
Cup fungus Anthracobia maurilabra(?) on an old bonfire on a forest cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 11, 2020
Masses of small cup fungus Anthracobia maurilabra(?) on an old bonfire on a forest cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 11, 2020
Close-up of Ascomycete fungus Anthracobia maurilabra(?) on an old bonfire on a forest cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 11, 2020
Cups of Ascomycete fungus Anthracobia maurilabra(?) on charred ground on a forest cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 11, 2020
Cup fungus Anthracobia maurilabra(?) on a bonfire site on a utility line cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
Masses of cup fungus Anthracobia maurilabra(?) on a bonfire site on a utility line cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
Close-up of cup fungus Anthracobia maurilabra(?) on a bonfire site on a utility line cutting on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
Cup fungus Anthracobia maurilabra(?) on a bonfire site of hiker's campground on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
Ascomycete fungus Anthracobia maurilabra(?) on a bonfire site of hiker's campground on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
Orange cup fungus Anthracobia maurilabra on burnt ground near a former toad's pond in Bastrop State Park. Bastrop, Texas, March 24, 2020
Cluster of orange cup fungus Anthracobia maurilabra on burnt ground near a former toad's pond in Bastrop State Park. Bastrop, Texas, March 24, 2020
Small Ascomycete mushrooms Anthracobia maurilabra(?) on an old bonfire site on a forest clearing under utility lines near a parking at Osborn Road on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, February 22, 2021
Small cup fungus Anthracobia maurilabra(?) on an old bonfire site on a forest clearing under utility lines on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, February 22, 2021
Cup fungus Anthracobia maurilabra(?) on an old bonfire site under power lines on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 3, 2021
Cup fungi Anthracobia maurilabra (small) and Sphaerosporella brunnea(?) (larger) on a bonfire site near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Ascomycete fungi Anthracobia maurilabra and Sphaerosporella brunnea(?) on a bonfire site near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Ascomycete fungi Sphaerosporella brunnea(?) together with Anthracobia maurilabra on burnt ground near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Ascomycete fungus Anthracobia maurilabra on burned wood near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Yellow cups of Ascomycete fungus Anthracobia maurilabra on burned wood near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Carpet of Ascomycete fungus Anthracobia maurilabra on burned wood near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Masses of Ascomycete fungus Anthracobia maurilabra on an old bonfire site near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Ascomycete fungus Anthracobia maurilabra covering burned wood near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Ascomycete fungi Anthracobia maurilabra and Sphaerosporella brunnea on an old bonfire site near Pitcher Plant Trail in Big Thicket National Preserve. Texas, September 25, 2021
Small orange cup mushrooms Anthracobia maurilabra on a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
Close-up of Ascomycete mushrooms Anthracobia maurilabra on a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
Ascomycete mushrooms Anthracobia maurilabra together with Ascobolus carbonarius(?) on a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021The fungus Anthracobia maurilabra was observed in East and Central Texas from February 2020 to December 2021. The majority of sightings (36 out of 38) were near bonfire sites or burned areas, indicating a pyrophilous nature. Observations were made in Sam Houston National Forest, Big Thicket National Preserve, and Bastrop State Park. The fungus was often found in large quantities, forming carpets or masses on charred ground or burned wood. Some observations noted the presence of other fungi, such as Sphaerosporella brunnea, alongside Anthracobia maurilabra. The fungus displayed varying colors, including orange, yellow, and brown. Overall, these observations suggest that Anthracobia maurilabra is a fire-associated species that thrives in burned environments.
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