Green mushroom id

[PPChalk]

Hello, I've got a couple mushrooms that have recently popped up on some live rock that has been submerged 15+ years at this point I've never seen any like it in any fish stores so any insight would be appreciated!

 

[goosemans]

looks like a cabbage leather to me

 

[SnazzyUrchin792]

This is a duplicate thread. Main thread here:

Green mushroom id

Hello, I've got some mushrooms that have popped up on some 15+ year old live rock that I've never seen before, any insight would be appreciated.

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