Xylaria polymorpha
Source: NCBI Taxonomy (ID 77046)
Taxonomy ID: 77046
Rank: species
Scientific name: Xylaria polymorpha
Authority: Xylaria polymorpha (Pers.) Grev., 1824; Sphaeria polymorpha Pers., 1797
Common name: dead man's fingers
Synonym: Sphaeria polymorpha