Cephalanthus glabratus is a species of flowering plant in the coffee family, Rubiaceae, that is native to South America. A common local name is sarandí colorado.

It was described by (Spreng.) K.Schum. and published in Flora Brasiliensis 6(6): 128, in 1888.
Synonyms:

• Buddleia glabrata Spreng.
• Buddleja glabrata Spreng.basionym
• Cephalanthus sarandi Cham. & Schltdl.
• Cephalanthus tinctorius Rojas Acosta