Exidia glandulosa is a species of fungus in the family Auriculariaceae. In the UK, it has the recommended English name of witch's butter. In North America...

button-shaped or cup-shaped. Several species, including the type species Exidia glandulosa, have sterile pegs or pimples on their spore-bearing surface. The...

attached branches of broadleaf trees. It has been much confused with Exidia glandulosa. The species was originally described from England as Tremella nigricans...

widespread E. glandulosa has much darker, blackish brown fruit bodies with sparse warts or small, peg-like projections on their surface. Exidia recisa is...

allantoid (sausage-shaped), 11 to 15 by 4 to 5 μm. Fruit bodies of Exidia glandulosa and E. nigricans are similarly coloured, but occur on broad leaved...

palmatus – orange jelly Dacryopinax spathularia Exidia glandulosa – black jelly roll, witches' butter Exidia recisa - amber jelly roll, willow brain Guepiniopsis...

and lack papillae on the surface. Exidia glandulosa has papillae, but is typically blackish brown to black. Exidia zelleri was originally described from...

Witches' butter (or Witch's butter) may refer to: Exidia nigricans, a black, gelatinous fungus Exidia glandulosa, a black, gelatinous fungus Fuligo septica,...

5 to 5.5 μm. The original description notes that Exidia purpureocinerea is similar to E. glandulosa, but differs in its colour and denser smaller papillae...

widespread E. glandulosa has much darker, blackish brown fruit bodies with sparse warts or small, peg-like projections on their surface. Exidia repanda is...

weather (leather). Similar species include Ascocoryne sarcoides and Exidia glandulosa. Pseudoplectania species form black cups without a rough brown outer...

and "witches' butter". This latter name is also applied to both Exidia glandulosa and Fuligo septica, and stems from Swedish and Scandinavian folklore...

fungi, especially rust-causing fungi. witches' butter Basidioma of Exidia glandulosa (or, in America, Tremella lutescens). Supposedly effective in witchcraft...

southeast Asia. Auricularia cornea (Auriculariaceae) Exidia glandulosa (Auriculariaceae) Exidia recisa (Auriculariaceae) Guepinia helvelloides (incertae...

than asci). Other similar species include Bulgaria inquinans and Exidia glandulosa, and some of the genus Pachyella (usually producing darker, wider...