线形叶linear leaf 叶片细长而扁平，叶缘两侧均平行，上下宽度差异不大者。
该项目中心装饰品是防浪墙，由覆盖百叶窗的曲线形的墙体组成，使用宏达的雕塑感楼梯汇聚在一起，眺望着密歇根湖。
The centrepiece is the Wave wall, which consists of a curvilinear wall sheathed in louvres that merges with a grand, sculpted staircase overlooking Lake Michigan.
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.
总状花序1 - 4，从最上部的叶，具长柔毛或具粗毛具多细胞毛腋生；苞片宽线形，长于花梗。
Racemes 1-4, axillary from uppermost leaves, villous or hirsute with multicellular hairs; bracts broadly linear, longer than pedicel.
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