What are they doing, trying to grow the world's biggest puffball mushroom?

The word röyksopp is a stylized version of the Norwegian word for the puffball mushroom, "røyksopp".

Handkea is a genus of puffball mushrooms in the Lycoperdaceae family.

Calvatia arctica is a species of puffball mushroom in the Agaricaceae family.

Lycoperdon radicatum is a type of puffball mushroom in the genus Lycoperdon.

They were huge, five or six stories tall, looking like puffball mushrooms from an old horror movie.

Lycoperdon is a genus of puffball mushrooms.

Not far from the thistles, she found a big puffball mushroom, still white and fresh, and day lilies with crisp new buds.

Not all true puffball mushrooms are without stalk.

Riverwalker produced something the shape and color of a puffball mushroom but a good eight inches in diameter.