any plant of the genus Hibiscus
"She planted a vibrant red hibiscus in her front yard to welcome visitors during the summer festival."
A flowering plant of the genus Hibiscus, especially Hibiscus syriacus, found in tropical to temperate regions, of some species used for making infusions/tea.
"The grandmother carefully picked a fresh hibiscus flower and steeped it in hot water to make a tart, ruby-red tea."