(of a leaf shape) round, with the stem attached near the center of the lower surface rather than the margin (as a nasturtium leaf for example)
造句
用作形容詞(adj.)
Using scanning electron microscopy techniques to observe the leaves surface of Alnus mandshurica and find it far axial epidermis with peltate glandular hairs. 利用電鏡掃描技術，觀察東北榿木葉片表面，發現其遠軸面表皮上具有盾狀腺毛。