Frothy Porecrust Taken at Strathclyde Park on 27th March 2021 using Nikon D500 with Sigma 600 mm zoom lens. Frothy Porecrust. Species: Order: Family: Oxyporus latemarginatus. Hymenochaetales. Schizoporaceae. Habitat: Season: Edibility: Feature Bark of rotting timber in dead oak and beech trees, often when they have fallen to the ground. Autumn, Winter No data found on edibility of this so best leave well alone. After the spores are spent they become hardened and stay on the trunk for some considerable time. When picking any fungus for consumption, caution should be exercised at all times.