This thing looks like a start to a Bolete.
But it looks like it is not developing into
a Bolete.
Amanita with child: Amanita rubescens
A colorful 3/4" diameter mushroom. Should be called
"Sunny-side-up" :o)
On 12/15/05 I was reading an article that mentioned a common name Sunny Side Up.
The scientific name is Bolbitius vitellinus. That is what I make this.