The Collaborative International Dictionary
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.
Wiktionary
n. (plural of immortelle English)
Usage examples of "immortelles".
He hung the walls and the ceiling with an extraordinary stuff which he had in the piece, and which he believed to be from Utrecht, a satin background with golden immortelles, and velevt auriculas.
When I find it I shall shed some tears on it, and stack up some bouquets and immortelles, and cart away from it some gravel whereby to remember that howsoever blotted by crime their lives may have been, these ruffians did one just deed, at any rate, albeit it was not warranted by the strict letter of the law.