Exidia crenata

It typically grows on dead attached twigs and branches of broadleaved trees and is found in North America.

The species was originally described from North Carolina in 1822 by German-American mycologist Lewis David de Schweinitz as Tremella crenata.

[2] The gelatinous fruit bodies are amber, 8–25 millimetres (3⁄8–1 inch) wide, and 4–12 mm (3⁄16–1⁄2 in) thick.

[3] Exidia crenata is a wood-rotting species, typically found on dead attached twigs and branches of broadleaf trees, particularly oak.

[1] It is widely distributed in eastern North America, where it can be found from September through May, thriving in winter.