Acer rousei
... that the extinct Eocene maple species Acer rousei is a possible ancestor to the vine maple?
... that the extinct <a href="./Eocene" id="mwDpE" rel="mw:WikiLink" title="Eocene">Eocene</a> <a href="./Maple" id="mwDpI" rel="mw:WikiLink" title="Maple">maple</a> species <i id="mwDpM"><b id="mwDpQ"><a href="./Acer_rousei" id="mwDpU" rel="mw:WikiLink" title="Acer rousei">Acer rousei</a></b></i> is a possible ancestor to the <a class="mw-redirect" href="./Vine_maple" id="mwDpY" rel="mw:WikiLink" title="Vine maple">vine maple</a>?