The Coșna (in its upper course also Coșnița) is a right tributary of the river Bancu in Romania.Ovidiu Gabor – , map page 10 It flows into the Bancu near Valea Bancului. Its length is and its basin size is .
Tributaries
The following rivers are tributaries to the river Coșna (from source to mouth):
Left: Dieciu, Pietriș, Diaca, Vâlta Right: Zimbroaia, Netedu
References