Marlene Snecinski, also known as Mushroom Marlene, leads a fall walk foraging for wild mushrooms at Polly Hill Arboretum in West Tisbury on Saturday, Oct. 5, from 2 to 4 p.m. She will point out fun fungi facts and discuss mycophagy along the way.

Preregistration is required for this mushroom walk-and-talk so call 508-693-9426 for more information or visit