Leaves are and to sub-. The lamina is usually broadly linear- in shape, but may also be slightly . Its base is a broad, sheath with margins. The lamina can reach 60 cm in length and 9 cm in width. It has a rounded to acute apex. The margins of the lamina usually meet the tendril unequally on both sides, being up to 3 mm apart. Three to five longitudinal veins are present on either side of the midrib. veins are almost indistinct. Tendrils are up to 60 cm long.