Massey, E. and Zettler, L. 2015. An expanded role for in vitro symbiotic seed germination as a conservation tool: two case studies in North America (Platanthera leucophaea and Epidendrum nocturnum). Lankesteriana: International Journal on Orchidology. 7, 1-2 (Jun. 2015). DOI:https://doi.org/10.15517/lank.v7i1-2.19526.