σφάκος

A. sage-apple, Salvia calycina, Cratin. 325, Eup. 14.3, Ar. Th. 486, Thphr. HP 6.1.4.

II. a kind of lichen or tree-moss, found on oaks, Plin. HN 24.27; also written sphagnos, ibid. and 12.108; found on rocks, Hsch. s.v. βρύα (where σκάφος cod.); φάσκον in Thphr. HP 3.8.6; φάσκος in Hsch.