Boydston's spleenwort
... that Boydston's spleenwort, a hybrid fern, was created in culture in 1954 but not discovered in the wild until 1971?
... that <b id="mwBaM"><a href="./Asplenium_×_boydstoniae" id="mwBaQ" rel="mw:WikiLink" title="Asplenium × boydstoniae">Boydston's spleenwort</a></b>, a hybrid fern, was created in culture in 1954 but not discovered in the wild until 1971?