Synonyms: Exidia foliacea, Exidia nigrescens, Exidia saccharina, Gyraria ferruginea, Gyraria foliacea, Phaeotremella pseudofoliacea, Tremella crispa, Tremella ferruginea, Tremella foliacea, Tremella mesenteriformis, Tremella nigrescens, Tremella succinea, Ulocolla foliacea.
Common names: leafy brain, Jelly Leaf.
Phaeotremella foliacea is a species of jelly fungus that grows on decaying wood, typically in moist, shaded areas. In East and Central Texas, it has been found on fallen branches, logs, and stumps, often in association with other fungi. The fruiting body is gelatinous, foliose, and brown to dark brown in color, with a wavy or lobed margin. It typically grows 2-8 cm in diameter and 0.5-2 cm thick. Specimens have been collected in various counties, including Brazos, Grimes, and Houston, often in wooded areas along streams and rivers.
Leafy brain mushrooms (Phaeotremella foliacea, Tremella foliacea) on a fallen branch on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, March 22, 2020
Lone Star Hiking Trail, Montgomery County, Texas, United StatesIn East and Central Texas, Phaeotremella foliacea has been observed growing on fallen branches, such as the one found on the Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest, Richards, Texas. The fungus was spotted on March 22, 2020, indicating that it can thrive in the region's spring season. The leafy brain mushroom typically grows on decaying wood, suggesting a saprotrophic relationship with its substrate. The observation in Sam Houston National Forest implies that Phaeotremella foliacea can be found in wooded areas with abundant organic matter. Further observations are needed to determine the full range and habits of this fungus in East and Central Texas. The species' appearance on fallen branches highlights its role in decomposing organic matter and recycling nutrients in forest ecosystems. Its growth patterns may be influenced by local climate and environmental conditions.
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