Alder Goblet Ciboria caucus (Rebent.) Fuckel syn. C. amentacea (Balb.) Fuckel (illustrated life size) Cup 0.5–1cm across, cup-shaped or more shallow, especially with age, attached to substrate by a slender, light brown stalk up to 3cm long; inner surface light brown, outer similarly coloured and smooth. Spores 7.5–10.5×4.5–6¼. Asci 135×9¼, ellipsoid. Habitat on fallen male alder or willow catkins; early spring. Occasional. Not edible.
