Elm Oyster?

Elm Oyster?

Observation - Elm Oyster?. Description: Caps up to about 15cm across, growing out of possibly Elder tree which seemed still alive. I might not have smelled and tasted but if I did it wasn't particularly distinctive. Some descriptions say Matsutake is mycorrhizal so I guess it's probably not Mat

Caps up to about 15cm across, growing out of possibly Elder tree which seemed still alive. I might not have smelled and tasted but if I did it wasn't particularly distinctive. Some descriptions say Matsutake is mycorrhizal so I guess it's probably not Matsutake, it was just the most similar one I found so far. Now beginning to think it is Agrocybe cylindracea which can grow on dead or dying trees. Hypsizygus ulmarius - Elm oyster? According to http://www.mushroomexpert.com/hypsizygus_ulmarius.html H. ulimarius is saprobic; growing alone or in pairs (sometimes in clusters of three), usually growing from branch scar sites of living hardwoods, particularly elm or box elder. box elder is actually a Maple species rather than a Sambuccus sp.