叶互生，具叶柄；叶片卵形到线形，边缘全缘或近全缘。
Leaves alternate, petiolate; leaf blade ovate to linear, margin entire or nearly so.
恶性贫血，有巨卵形红细胞、多叶核嗜中性粒细胞。
This hypersegmented neutrophil is present along with macro-ovalocytes in a case of pernicious anemia.
叶片通常长圆形到卵形，心形的或近如此在基部；叶和果没有短柔毛。
Leaf blade usually oblong to ovate, cordate or nearly so at base; leaf and fruit without pubescence.
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