Ulmus americana

常见例句

North American deciduous tree (Ulmus americana) having double serrate leaves and winged fruits. It is grown chiefly as an ornamental shade tree but often dies from Dutch elm disease.
美洲榆：一种北美落叶树（美洲榆），有双齿叶和双翼果，主要作为观赏性浓荫树，但常患荷兰榆树病而坏死
Americana are featured in the exhibit.
展览展出了关于美国（或美洲）的资料
Agave americana L. var. rnarginata Hort.
金边龙舌兰
Technology of Grafting Ulmus pumila var, pendula Rehd.
垂榆嫁接技术。
Americana reflects the influence of many immigrations.
美国文化反映出了许多移民的影响