| conferva | (n) any of various algae of the genus Tribonema; algae with branching filaments that form scum in still or stagnant fresh water |
| tribonema | (n) type genus of Tribonemaceae, Syn. genus Conferva, genus Tribonema |
| Conferva | ‖n.; |
| Confervaceous | a. Belonging to the confervae. [ 1913 Webster ] |