Dipteronia dyeriana

Dipteronia dyeriana is listed by the IUCN as being a "Red List" threatened species. Dipteronia browni is an extinct species from the early Eocene Klondike Mountain Formation of Washington. The name Dipteronia stems from the Greek "di-" (two, both) & "pteron" (wings), from the winged fruits with wings on both sides of the seed. Notes - 1. ^ McClain, Amy, M & Manchester, Steven R. (2001). More