 Spores of brown bolete mushroom Tylopilus (taste not bitter), collected in Sam Houston National Forest. Texas, September 21, 2022
 Underside of a brown, not bitter Tylopilus mushroom on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Pores of a brown, not bitter Tylopilus mushroom on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cross section of a brown, not bitter Tylopilus mushroom on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Large pores of a brown, not bitter Tylopilus mushroom on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Spores of a brown, not bitter Tylopilus mushroom (spore print light brown-violet) collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Brown, not bitter Tylopilus mushrooms with large pores on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cap of a bitter bolete mushroom Tylopilus williamsii on Richards Loop Trail in Sam Houston National Forest. Texas, October 13, 2021
 Underside of a bitter bolete mushroom Tylopilus williamsii on Richards Loop Trail in Sam Houston National Forest. Texas, October 13, 2021
 Bitter bolete (Tylopilus) mushrooms on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 23, 2018
 Bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Cross section of a bitter bolete mushroom Tylopilus williamsii on Richards Loop Trail in Sam Houston National Forest. Texas, October 13, 2021
 Underside of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Pore surface of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Texture of pores of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Cross section of bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Cap of a brown bolete mushroom Tylopilus appalachiensis(?) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Pores of a brown bolete mushroom Tylopilus appalachiensis(?) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Rusty brown cap of a bolete mushroom Xanthoconium affine on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Violet-gray bolete mushrooms Tylopilus plumbeoviolaceus on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Some brown bitter bolete (Tylopilus) mushrooms on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 15, 2018
 Underside of violet-gray bolete mushrooms Tylopilus plumbeoviolaceus on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Some brown bitter bolete mushrooms (Tylopilus) on floodplain on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 15, 2018
 Side view of violet-gray bolete mushrooms Tylopilus plumbeoviolaceus on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cap of tobacco stain bolete mushroom (Tylopilus atronicotianus(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Spores of bolete mushrooms Tylopilus plumbeoviolaceus (spore print violet) collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Underside of tobacco stain bolete mushroom (Tylopilus atronicotianus(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Cross section of tobacco stain bolete mushroom (Tylopilus atronicotianus(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Large angular pores of tobacco stain bolete mushroom (Tylopilus atronicotianus(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Bitter bolete mushroom Tylopilus plumbeoviolaceus on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 13, 2018
 Spores of brown bolete mushrooms Tylopilus appalachiensis(?) collected on Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Underside of brown bolete mushrooms Tylopilus appalachiensis(?) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Cross section of brown bolete mushrooms Tylopilus appalachiensis(?) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Bitter bolete mushroom Porphyrellus sordidus (Tylopilus sordidus) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, September 22, 2018
 Side view of brown bolete mushrooms Tylopilus appalachiensis(?) in the middle of Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Bitter bolete mushroom Tylopilus plumbeoviolaceus on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 12, 2019
 Young bolete mushroom Tylopilus griseocarneus on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2022
 Close-up of a young bolete mushroom Tylopilus griseocarneus with Hypomyces on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2022
 Cross section of a young bolete mushroom Tylopilus griseocarneus with Hypomyces on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2022
 Bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
 Cap of bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Brown bolete mushrooms Tylopilus appalachiensis(?) in the middle of gravel road (FS 203) with moss, not much grass, with mostly pines with some oaks and sweetgum nearby, near Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Some large brown-cap bolete mushroom in a pine forest on a path on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Side view of some large brown-cap bolete mushroom on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Underside of a bolete mushroom Xerocomus illudens(?) on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Pores of a bolete mushroom Buchwaldoboletus hemichrysus on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Underside of bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Dissected bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 15, 2018
 Mushrooms Boletus durhamensis (taste is not bitter, spore print is light brown, spore size is 9.1 - 10.5 x 3.5 - 4 micron) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Side view of a bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
 Pore surface of a bolete mushroom Buchwaldoboletus hemichrysus on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cross section of a bolete mushroom Buchwaldoboletus hemichrysus on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) together with brown fibrecap (Inocybe) in Lick Creek Park. College Station, Texas, May 4, 2024
 Underside of a bitter bolete mushroom (Tylopilus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 10, 2021
 Spores (in KOH) of bitter bolete mushrooms Tylopilus rubrobrunneus collected from Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Large bolete mushroom with yellow pores and pink stem on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Spores of a bolete mushroom Xerocomus illudens(?) under pines collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cap of a large bolete mushroom with yellow pores and pink stem on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cross section of a bitter bolete mushroom (Tylopilus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 10, 2021
 Underside of a large bolete mushroom with yellow pores and pink stem on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Spores of a bolete mushroom Xerocomus illudens(?) (larger) under pines collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Underside of a bolete mushroom Buchwaldoboletus hemichrysus at the base of a pine tree on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cross section of a bitter bolete mushroom Tylopilus rubrobrunneus on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
 Bitter violet-grey bolete mushrooms Tylopilus plumbeoviolaceus in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, September 12, 2020
 Spores of a bolete mushroom Xanthoconium purpureum (spore print rusty brown) from Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 10, 2022
 Tylopilus(?) mushrooms (taste not bitter) in Lick Creek Park. College Station, Texas, July 1, 2020
 Cross section of a large bolete mushroom with yellow pores and pink stem on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Brown bitter bolete mushroom (Tylopilus) in Lick Creek Park. College Station, Texas, June 10, 2018
 Large white brittlegill mushrooms Russula albidicremea (taste not bitter) near the edge of pine forest at Forest Service Road 231 (east side) near Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, June 2, 2022
 Cross section of bitter violet-grey bolete mushrooms Tylopilus plumbeoviolaceus in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, September 12, 2020
 Dissected brown bitter bolete mushroom (Tylopilus) in Lick Creek Park. College Station, Texas, June 10, 2018
 Underside of brown bitter bolete mushroom (Tylopilus) in Lick Creek Park. College Station, Texas, June 10, 2018
 Pores of a large bolete mushroom with yellow pores and pink stem on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Pore surface of some brown bitter bolete mushroom (Tylopilus) in Lick Creek Park. College Station, Texas, July 5, 2021
 Section of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, May 4, 2024
 Reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 5, 2021
 Reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus(?)) in Lick Creek Park. College Station, Texas, July 13, 2021
 Large Tylopilus mushroom on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, May 8, 2022
 Spores of a large Tylopilus mushroom (spore print thin, light brown) collected at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, May 8, 2022
 Fragrant cudweed (sweet everlasting, Pseudognaphalium obtusifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Underside of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 5, 2021
 Spores of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) collected in Lick Creek Park. College Station, Texas, May 4, 2024
 Some olive brown bolete mushroom on Service Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2023
 Underside of bolete mushrooms Tylopilus on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, October 3, 2020
 Caps of bolete mushrooms Tylopilus on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, October 3, 2020
 Bitter bolete mushrooms Tylopilus rubrobrunneus on Road FS 231 near Pole Creek of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Bitter bolete mushrooms Tylopilus plumbeoviolaceus in a pine forest on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, June 30, 2018
 Cross section of reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus) in Lick Creek Park. College Station, Texas, July 5, 2021
 Section of bitter bolete mushrooms Tylopilus rubrobrunneus on Road FS 231 near Pole Creek of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, September 26, 2024
 Flame bolete mushroom (Boletus flammans)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, May 26, 2022
 Cross section of bolete mushrooms Tylopilus on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, October 3, 2020
 Spores of light brown Amanita mushrooms with a radial pattern (spore print olive-brown) collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Bolete mushrooms Xerocomus illudens(?) on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Cross section of young reddish-brown bitter bolete mushroom (Tylopilus rubrobrunneus(?)) in Lick Creek Park. College Station, Texas, July 13, 2021
 Spores of light-brown resupinate polypore mushroom on a burned end of a pine log collected 1/26/2022 on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2022
 Cross section of some olive brown bolete mushroom on Service Road FS 203 on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2023
 Bitter bolete mushrooms Tylopilus rubrobrunneus under pines on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 31, 2020
 Caps of bitter bolete mushrooms Tylopilus rubrobrunneus on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 31, 2020
 Dissected bitter bolete mushrooms Tylopilus rubrobrunneus on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 31, 2020
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