Fuligo cinerea is a species of slime mold that belongs to the class Myxomycetes. It is characterized by its grayish-white to yellowish plasmodium and whitish to pale yellow sporangia. In East and Central Texas, Fuligo cinerea typically grows on decaying wood, soil, and other organic matter in moist environments. The slime mold can form large, fan-shaped or irregular patches, often with a crusty or powdery appearance. It is commonly found in areas with rich soil and abundant vegetation, such as forests, grasslands, and along streams. Fuligo cinerea is known to fruit in the spring and summer months, producing numerous small sporangia that contain yellowish to brownish spores.
Fuligo cinerea slime mold on wood on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 23, 2018 Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Fuligo cinerea slime mold on a dry pine on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019 Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Fuligo cinerea slime mold on a dead pine on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019 Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Fuligo cinerea slime mold on a log in Bastrop State Park. Bastrop, Texas, March 24, 2020 Park Rd 1-A, Bastrop, TX 78602, USA
Close-up of Fuligo cinerea slime mold on a log in Bastrop State Park. Bastrop, Texas, March 24, 2020 Park Rd 1-A, Bastrop, TX 78602, USA
Slime mold Fuligo cinerea on a log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020 Lone Star Hiking Trail, Montgomery, TX 77356, USA
Slime mold Fuligo cinerea on a fallen tree on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020 Lone Star Hiking Trail, Montgomery, TX 77356, USA
Close-up of slime mold Fuligo cinerea on a fallen tree on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020 Lone Star Hiking Trail, Montgomery, TX 77356, USA
Texture of slime mold Fuligo cinerea on a rotten log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020 Lone Star Hiking Trail, Montgomery, TX 77356, USA
Slime mold Fuligo cinerea on a rotten log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020 Lone Star Hiking Trail, Montgomery, TX 77356, USA
Fuligo cinerea slime mold on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 11, 2020 Lone Star Hiking Trail, Richards, TX 77873, USA
Fuligo cinerea slime mold on a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, April 11, 2020 Lone Star Hiking Trail, Richards, TX 77873, USA
Slime mold Fuligo cinerea on rotting wood in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021 23400 Park Rd 12, Washington, TX 77880, USA
Slime mold Fuligo cinerea on a fallen pine on North Wilderness Trail in Sam Houston National Forest near Montgomery. Texas, April 14, 2022 North Wilderness Trail, Montgomery County, Texas, United States
Close-up of slime mold Fuligo cinerea on a fallen pine on North Wilderness Trail in Sam Houston National Forest near Montgomery. Texas, April 14, 2022 North Wilderness Trail, Montgomery County, Texas, United States
Slime mold Fuligo cinerea in Lick Creek Park. College Station, Texas, June 17, 2022 Racoon Run Trail, College Station, Brazos County, Texas, United States
Mature slime mold Fuligo cinerea in Lick Creek Park. College Station, Texas, June 17, 2022 Racoon Run Trail, College Station, Brazos County, Texas, United States
Slime mold Fuligo cinerea on a log in Lick Creek Park. College Station, Texas, June 17, 2022 Racoon Run Trail, College Station, Brazos County, Texas, United States
Black spores of slime mold Fuligo cinerea in KOH solution, collected a day before in Lick Creek Park. College Station, Texas, June 18, 2022
AI-generated summary of observations
Observations of Fuligo cinerea slime mold in East and Central Texas show that it commonly grows on dead wood, such as logs, fallen trees, and stumps. It has been found in various locations, including Sam Houston National Forest, Bastrop State Park, and Lick Creek Park. The slime mold typically appears as a bright yellow or orange mass, and can grow on a variety of substrates, including pine and deciduous wood. Close-up observations reveal a textured, brain-like appearance, with black spores visible in mature specimens. The slime mold has been observed at different times of the year, from March to September, suggesting that it can thrive in a range of environmental conditions. Overall, Fuligo cinerea appears to be widely distributed and adaptable in East and Central Texas, able to grow on a variety of substrates and in different habitats.