Helichrysum n 1: large genus of mostly African and Australian herbs and shrubs: everlasting flowers; in some classifications includes genus Ozothamnus [syn: {Helichrysum}, {genus Helichrysum}]
Immortelle \Im`mor*telle"\, n.; pl. {Immortelles}. [F. See {Immortal}.] (Bot.) A plant with a conspicuous, dry, unwithering involucre, as the species of {Antennaria}, {Helichrysum}, {Gomphrena}, etc. See {Everlasting}. [1913 Webster]
Helichrysum \Hel`i*chry"sum\, n. [L., the marigold, fr. Gr. ? a kind of plant.] (Bot.) A genus of composite plants, with shining, commonly white or yellow, or sometimes reddish, radiated involucres, which are often called "everlasting flowers." [1913 Webster]