samara

Etymology

From Latin samara (“elm seed”), from a Gaulish term derived from Proto-Celtic *samos (“summer”).

noun

1. The winged indehiscent fruit of trees such as the ash, elm or maple.
   The fruit is a nut, samara or drupe, containing a single seed with a straight embryo and little or no endosperm. 1993, R. H. Richens, "Ulmaceae", pages 95-96 in, V. H. Heywood, ed., Flowering Plants of the World, updated edition, New York, N.Y.: Oxford University Press, page 96