Chrysanthemum lacustre sunan botanical ne wanda ke nufin nau'in tsiron furanni a cikin dangin Asteraceae. An fi saninsa da tafkin Chrysanthemum ko tafkin Taraxacum. Kalmar "chrysanthemum" ta samo asali ne daga kalmomin Helenanci "chrysos" (zinariya) da "anthemon" (flower), yana nufin launin rawaya na furen. "Lacustre" kalma ce ta Latin da ke nufin "girma a cikin ko kusa da tabkuna," wanda ke kwatanta mazaunin wannan nau'in shuka.