不裂,无籽的顶生裂片或1或2种子,扁平和剑形,或圆柱状和圆锥状或钻形,有时木栓质;
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changes the nature ensiform leaf blade to be tall and slender. it has the obvious midrib.
革质剑形叶片细长,具明显的中肋。
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leaves basal, ligulate or ensiform, often large, with extensible fibers visible when torn.
叶基生,舌状或剑形,大的通常,被撕破时可见的可伸长的纤维。
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不裂,无籽,扁平的顶生裂片和,四棱形的或,短比裂爿或更长;
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