本种以它的长和披针形的小叶具波状的齿为特点。
The species is characterized by its long and lanceolate leaflets with undulate teeth.
倒披针形的叶片，在20厘米，先端钝的或圆形。
带有羊齿羽片披针形复叶的蕨类。
叶15～20，卵形到倒卵形或倒披针形，有锐尖或钝圆，6×2.7厘米，3毫米厚，深橄榄绿色微染紫色，有横向和纵向的暗纹。
Leaves 15 - 20, ovate to obovate or oblanceolate, acute or obtuse, 6 x 2.7 cm, to 3 mm thick, dark olive green tinged purple, with transverse and longitudinal markings.
与玉米间作的大豆，宜选育叶片大小中等、披针形或短椭圆形、叶柄短而粗、叶色深绿的品种。
The soybean variety under-sowing with maize ought to select that the leaf is middle size, lanceolate or elliptic, deep green colour, and the petiole is short and thick;
与玉米间作的大豆，宜选育叶片大小中等、披针形或短椭圆形、叶柄短而粗、叶色深绿的品种。
The soybean variety under-sowing with maize ought to select that the leaf is middle size, lanceolate or elliptic, deep green colour, and the petiole is short and thick;
应用推荐