Synonyms: Agaricus fulvellus, Agaricus ustalis, Gyrophila striata, Gyrophila ustalis, Tricholoma fulvellum, Tricholoma striatum.
Common name: burnt knight.
Extract from Wikipedia article: Tricholoma ustale, commonly known as the burnt knight, is a species of mushroom in the large genus Tricholoma. It is found in Asia, Europe, and North America, though those from North America may represent one or more different species.
German: Brandiger Ritterling, Japanese: カキシメジ, Persian: قارچ برنزه, Polish: Gąska bukowa, Swedish: Bokmusseron.
Tricholoma ustale is a medium-sized, grayish-brown to dark brown fungus with a convex to flat cap, often with a distinctive umbo. The gills are white to pale gray, and the stipe is similar in color to the cap. It has a mild to bitter taste and a unpleasant or earthy odor. In East and Central Texas, Tricholoma ustale typically fruits from September to November, often in association with oak and pine trees, particularly in wooded areas with rich soil. The fungus can be found in a variety of habitats, including woodland edges, ravines, and along streams.
Burnt knight mushroom (Tricholoma ustale) on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 23, 2018
Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Cap of burnt knight mushroom (Tricholoma ustale) on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 23, 2018Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Dissected burnt knight mushroom (Tricholoma ustale) on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, December 23, 2018Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Mushrooms Tricholoma ustale in semi-open area of overgrown prairie with small oaks, in dense Yaupon bushes near a road, in Lick Creek Park. College Station, Texas, December 13, 2021Iron Bridge Trail, College Station, Brazos County, Texas, United States
Mushrooms Tricholoma ustale in dense Yaupon bushes near a road in Lick Creek Park. College Station, Texas, December 13, 2021Iron Bridge Trail, College Station, Brazos County, Texas, United States
Gills of a mushroom Tricholoma ustale in Lick Creek Park. College Station, Texas, December 13, 2021Iron Bridge Trail, College Station, Brazos County, Texas, United States
Cross sections of a mushroom Tricholoma ustale in Lick Creek Park. College Station, Texas, December 13, 2021Iron Bridge Trail, College Station, Brazos County, Texas, United States
Underside of a mushroom Tricholoma ustale in dense Yaupon bushes in Lick Creek Park. College Station, Texas, December 13, 2021Iron Bridge Trail, College Station, Brazos County, Texas, United States
Caps of a mushroom Tricholoma ustale in dense Yaupon bushes in Lick Creek Park. College Station, Texas, December 13, 2021Iron Bridge Trail, College Station, Brazos County, Texas, United States
Burnt knight mushrooms (Tricholoma ustale) near the lake under water oaks (spore print white) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023Lone Star Hiking Trail, Walker County, Texas, United States
Caps of burnt knight mushrooms (Tricholoma ustale) near the lake under water oaks on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023Lone Star Hiking Trail, Walker County, Texas, United States
Upper view of burnt knight mushrooms (Tricholoma ustale) near the lake under water oaks on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023Lone Star Hiking Trail, Walker County, Texas, United States
Gills of burnt knight mushrooms (Tricholoma ustale) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023Lone Star Hiking Trail, Walker County, Texas, United States
Spores (spore print white) of burnt knight mushrooms (Tricholoma ustale) collected north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023Observations of Tricholoma ustale in East and Central Texas reveal that the fungus grows in various environments, including semi-open areas with small oaks and dense Yaupon bushes. It has been found in Little Lake Creek Wilderness, Lick Creek Park, and Sam Houston National Forest. The mushrooms typically grow near roads or under water oaks, often in dense vegetation. The caps of the mushrooms have been observed to be variable in shape and size. Dissections and cross-sections of the mushrooms reveal white gills and spores, with a white spore print confirmed in some observations. The fungus has been spotted during winter months, specifically in December, in multiple locations across East and Central Texas, including Richards, College Station, and Sam Houston National Forest.
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