About midway through my walk in New York City’s Green-Wood cemetery with Sigrid Jakob and Potter Palmer, I spot a golf ball-sized orange orb poking up through mown grass. “A yellow puffball!

And it’s very awkward mascot. It is called Marimokkori. The name comes from a species of algae native to Hokkaido called a “marimo.” Marimo are round, green puffball plants that are often kept as ...

The mushroom’s thin outer layer flakes away over time to reveal yellow to green-brown spores inside. Moraitis said the designation of the giant puffball as the Illinois State Mushroom is a proud ...

As puffballs mature, their outer layers flake to reveal yellow and green spores. So as to the other symbols—why a white-tailed deer for the state animal, when the Chicago Bears, not the Chicago ...

Giant Puffball These mushrooms can measure more ... If it appears yellow or green inside, it’s no good. If it is firm and white, wipe the outside surface with a damp cloth and slice it into ...

So the pair had quite the surprise when they stumbled upon a Calvatia gigantea — a giant puffball the size of two basketballs in their backyard near downtown Quebec City last week. It weighed ...