Synonym: Lycogala epidendrum.
Lycogala exiguum is a small, orange to yellowish-orange slime mold that grows on decaying wood, especially oak and pine. In East and Central Texas, it typically fruits from spring to fall, often in shaded, humid areas with abundant organic matter. The sporangia are 1-3 mm in diameter, sessile or short-stalked, and contain a powdery, yellowish-orange spore mass. It is commonly found on rotting logs, stumps, and branches in wooded areas, including those dominated by Quercus and Pinus species.
Slime mold Lycogala exiguum on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, May 26, 2018
LSHT Little Lake Creek Loop, Montgomery, TX 77356, USA
Slime mold Lycogala exiguum on a big fallen pine without bark on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, May 26, 2018LSHT Little Lake Creek Loop, Montgomery, TX 77356, USA
Slime mold Lycogala exiguum on Lone Star Hiking Trail south from Stubblefield Campground in Sam Houston National Forest. Huntsville, Texas, October 13, 2018Lone Star Hiking Trail, Montgomery, TX 77356, USA
Slime mold Lycogala exiguum on rotting wood on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, June 7, 2019Little Lake Creek Loop Trail, Montgomery, TX 77356, USA
Mature stage of slime mold Lycogala exiguum on a log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020Lone Star Hiking Trail, Montgomery, TX 77356, USA
Mature stage of slime mold Lycogala exiguum on rotting wood on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020Lone Star Hiking Trail, Montgomery, TX 77356, USA
Mature stage of slime mold Lycogala exiguum on a pine(?) log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, March 29, 2020Lone Star Hiking Trail, Montgomery, TX 77356, USA
Slime mold Lycogala exiguum on a wet pine log near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, May 7, 2022Lone Star Hiking Trail, Montgomery County, Texas, United StatesObservations of the species Lycogala exiguum in East and Central Texas reveal its presence on various substrates, including fallen trees, rotting wood, and logs. On Caney Creek Trail in Sam Houston National Forest, it was found on a big fallen pine without bark in May 2018, and on rotting wood in June 2019. The species was also spotted on Lone Star Hiking Trail south from Stubblefield Campground in October 2018, and on logs and rotting wood on the same trail in March 2020. Additionally, it was observed on a wet pine log near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in May 2022. The slime mold appears to thrive in moist environments, with sightings occurring during spring and early summer months. Its habitat preferences include deciduous and coniferous forests, particularly areas with abundant fallen wood and moisture.
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