1. Leaf blade oblong-lanceolate to ovate or lanceolate, abaxially with stellate hairs along veins, margin entire, slightly sinuate, or serrulate, apex acuminate to caudate-acuminate.
   樹葉長圓狀披針形到卵型或披針形，側面具星狀毛沿脈，頂部全緣，具深波狀的稍，或有細毛刺，漸尖的先端漸尖到尾狀。