Piscataqua Landscaping and Tree Service - Meet the Jack O'Lantern Mushroom! (Also known as Omphalotus olearius.) This fungus grows around oak trees, but generally indicates that the tree is in poor health.
![Eastern American jack-o'-lantern mushroom (EwA Guide to the Fungi, Lichens and Slime Molds of the Fells (US)) · iNaturalist Eastern American jack-o'-lantern mushroom (EwA Guide to the Fungi, Lichens and Slime Molds of the Fells (US)) · iNaturalist](https://inaturalist-open-data.s3.amazonaws.com/photos/22330674/large.jpg)
Eastern American jack-o'-lantern mushroom (EwA Guide to the Fungi, Lichens and Slime Molds of the Fells (US)) · iNaturalist
![Jack-O'-lantern mushroom - Omphalotus nidiformis - grain spawn - Medicinal Mushroom Onlineshop - Tyr Jack-O'-lantern mushroom - Omphalotus nidiformis - grain spawn - Medicinal Mushroom Onlineshop - Tyr](https://gluckspilze.com/media/image/product/1107/lg/leuchtender-oelbaumpilz-omphalotus-olearius-koernerbrut-strain-nr-900002.jpg)