This stage is reached in mid June to early September. A mature plant has tiny white flowers with a red center. Height is 3 inches to 3 feet. The bright color and size allow them to be detected at a distance. It is common to find only stalks due to animal browsing.
Dead allotrope is dark brown.
It may stand in place for up to 3 years. Winter rains beat them down making them difficult to see at times. Dead or alive they indicate Matsutake. Enlarge Extreme Closeup Allotropa can also introduce new harvesters to the smell of Matsutake. Directly under allotropa is Matsutake mycelia.