Link, in Willdenow,
Sp. pl., ed. 4,
[Cited by Saccardo, Syll. Fung. 4:596 .1886, as Ceratium rubicundum Ehrenb. in Link Sp. II, p. 119, and as a synonym of C. hydnoides (Jacq.) Alb. & Schwein.]
[pdf from google books]
This name is a synonym of:
Ceratiomyxa fruticulosa (O.F.Müll.) T.Macbr.