| Calvatia gigantea |
| The giant puffball pictured here is the size of a basketball; found early October (2005) in semi-open woods. These mushrooms produce trillions of spores. Can be found October and into early November, often after heavy rains. |
| See Calvatia gigantea at MushroomExpert.Com |
| This pristine specimen of Calvatia gigantea was also found early October (2008) growing in semi-open woods (mixed hardwoods) with walnut trees present. Soccer ball sized. |
| These mature, spore-filled examples of Calvatia gigantea were found in spring, having over-wintered and still dispersing spores. |
| These giant puffballs were among a grouping of ten found in early November growing in semi-open woods (mixed hardwoods) with walnut trees present. |
| Point of attachment to the ground is often only a web of mycelia emerging from the soil. |