Common names: russet toughshank, Oak-loving Collybia, Oak-loving Gymnopus.
Extract from Wikipedia article: Gymnopus dryophilus is a mushroom commonly found in temperate woodlands of Europe and North America. It is generally saprophytic, but occasionally also attacks living wood. It belongs to section Levipedes of the genus, being characterized by a smooth stem having no hairs at the base (in contrast to section Vestipedes). Until recently it was most frequently known as Collybia dryophila.
Russet toughshank mushrooms (Gymnopus dryophilus) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019 Lone Star Hiking Trail, Cleveland, TX 77328, USA
Caps of russet toughshank mushrooms (Gymnopus dryophilus) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019 12021 Fm 2025 Rd, Cleveland, TX 77328, USA
Side view of russet toughshank mushrooms (Gymnopus dryophilus) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019 12021 Fm 2025 Rd, Cleveland, TX 77328, USA
Russet toughshank mushrooms (Gymnopus dryophilus) under pines on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019 12021 Fm 2025 Rd, Cleveland, TX 77328, USA
Russet toughshank mushrooms (Gymnopus dryophilus)(?) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 2, 2019 Big Creek Trail, Shepherd, TX 77371, USA
Gymnopus dryophilus (Collybia dryophila)(?) mushrooms on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, March 22, 2020 Lone Star Hiking Trail, Montgomery, TX 77356, USA
Gymnopus dryophilus (Collybia dryophila)(?) mushrooms among pine needles and oak leaves on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, March 22, 2020 Lone Star Hiking Trail, Montgomery, TX 77356, USA
Russet toughshank mushrooms (Gymnopus dryophilus) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020 Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Side view of russet toughshank mushrooms (Gymnopus dryophilus) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020 Little Lake Creek Loop Trail, Montgomery, TX 77356, USA