With old fruiting bodies of Stereum hirsutum. 4 October 2016 Hampshire. Photograph copyright Leif Goodwin.
Multiple leaf like lobes, bright orange, becoming paler with age, to about 15 cm across
Autumn to spring
Parasitic on Stereum hirsutum, on dead wood from broadleaf trees
Spores ellipsoidal, smooth (5.5-9) x (4.5-7) µm2
This fungus is macroscopically very similar to Tremella mesenterica. The relative occurrence of the two species is unknown, and many records of the latter fungus may be misidentifications.
Spores in Melzer's solution viewed with a x100 immersion objection. 4 October 2016 Hampshire. Photograph copyright Leif Goodwin.
On oak, with the host fungus. Hampshire 9 January 2021. Photograph copyright Leif Goodwin.
Spores in Congo Red solution viewed with a x100 immersion objection. 9 January 2021 Hampshire. Photograph copyright Leif Goodwin.