"Acer"@en . . . . . . . . "65001514"^^ . . . . . . "Acer sect. Negundo"@en . . . . . . . "1117167932"^^ . "5499"^^ . . . . . . . . . . . . . . . . . . . "Wolfe & Tanai, 1987"@en . . . . . . "Acer cascadense is an extinct maple species in the family Sapindaceae described from a series of isolated fossil samaras. The species is known from fossils found in Middle Miocene deposits of central Oregon. It is one of several extinct species placed in the living Acer section Negundo."@en . . "Acer cascadense is an extinct maple species in the family Sapindaceae described from a series of isolated fossil samaras. The species is known from fossils found in Middle Miocene deposits of central Oregon. It is one of several extinct species placed in the living Acer section Negundo."@en . "Acer cascadense"@en . . . . . . . . . . . . "yes"@en . . . . . . . "cascadense"@en . . .