The leaves are borne in decussate opposite pairs, sub-shiny green, narrow oval to lanceolate, 26 cm long and 0.51.5 cm broad.
en.wikipedia.org These fibers cross (decussate) from one side of the medulla to the other to form the medial lemniscus.
en.wikipedia.org The leaves are opposite, decussate, blue-green with a greyish bloom, elliptical, smooth, stiff, typically about 20-50mm long, with thickened, entire margins.
en.wikipedia.org The leaves have an opposite decussate arrangement, short stalked, are oval shaped, also have a shiny coat and are smooth on both sides.
en.wikipedia.org