1.细锯齿形的
1.having an edge with tiny projections resembling the teeth of a saw
1.This species is widely cultivated as an ornamental (Pampas Grass). The sharply serrulate leaf margins cut skin very easily.
本种是作为一块观赏的（南美平原草地）的广泛栽培。锐的有细锯齿的叶缘非常容易割破皮。
2.blade reflexed or pendulous, green, linear-lanceolate, base pubescent and slightly constricted, margins serrulate, apex acuminate.
叶片反折的或下垂，绿色，线状披针形，基部短柔毛和稍缢缩，边缘有细锯齿，先端渐尖。
3.Sepals triangular-ovate, persistent in fruit, outside glabrous or sparsely pubescent, margin irregularly serrulate, apex acute.
三角状卵形的萼片，在果期宿存，外面无毛或疏生短柔毛，有细锯齿，先端锐尖的边缘不规则。
4.petiole almost absent; leaf blade elliptic, both surfaces softly pilose, base obliquely rounded, margin sharply serrulate, apex obtuse.
叶柄几乎无椭圆形的叶片，两面具软柔毛，基部斜圆形，边缘有锐细锯齿，先端钝。
5.blade erect, green, lanceolate, both surfaces glabrous, base constricted, margin serrulate, apex slightly rugose.
叶片直立，绿色，披针形，两面无毛，缢缩的基部，边缘有细锯齿，先端稍具皱纹。
6.blade reflexed, linear-lanceolate to triangular-lanceolate, glabrous, margins serrulate and rolled.
反折，线状披针形披针形到三角形，无毛的叶片，边缘有细锯齿和滚。
7.Sepals triangular-ovate, soon caducous, outside glabrous, margin glandular serrulate, apex obtuse.
三角状卵形，不久早落的萼片，外面无毛，具腺有细锯齿，先端钝的边缘。
8.blade readily deciduous, reflexed, linear, glabrous, margins usually serrulate.
容易落叶，反折，线形，无毛的叶片，有细锯齿的边缘通常。
9.blade reflexed, lanceolate, glabrous, margins slightly serrulate.
反折，披针形，无毛的叶片，有细锯齿的边缘稍。
10.Leaf margin serrulate or inconspicuously undulate, petiole and veins on abaxial leaf surface sparsely puberulent.
叶缘有细锯齿或不明显波状，叶柄和脉在疏生微柔毛叶背面上。