Complex sentence: Leaves can be as much as 140 mm long, thin and papery; nut ellipsoid, 15-20 × 15-20 mm, glabrous; scar approx.8 mm in diameter.
Split into simpler sentences: Leaves can be as much as 140 mm long, thin and papery. Nut ellipsoid, 15-20 × 15-20 mm, glabrous; scar is approx.8 mm in diameter.