Growing on the inner surface of old bark of quercus, etc.
"The Myxomycetes of the Miami Valley, Ohio"
A. P. Morgan
The whole way the path is good, only in some places it is nearly concealed by brushwood, especially by the quercus coccifera.
"The South of France--East Half"
Charles Bertram Black
179. quercus semecarpifolia, i.
"Himalayan Journals V2."
J. D. Hooker