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串叶松香草,属菊科多年生草本植物,又名菊花草。因其植株上部的对生叶片基部相连呈杯状,茎秆从两片叶中贯串抽出形似一串叶,又因其根含有松脂味乳汁,故被称为串叶松香草,简称松香草。它原产于北美,现苏联、朝鲜都已大面积推广种植。我国1980年引入试种。我所于1982年从北京植物园引进试种。据资料介绍,松香草种后可持续生长10—12年。第一年生长发育期较缓慢,只刈割一次,第二年才开花结籽;不留种的以后每年可刈割二、三次;平均每年每亩可收鲜草1千至
Slash leaves, belongs to Asteraceae perennial herb, also known as chrysanthemum grass. Because the upper part of the plant is connected to the base of the leaf cup-shaped, stems from the two leaves in the string out of a string of leaves, because of its root contains turpentine milk, it is known as Slash leaf herb, referred to as pine grass. It is native to North America, and now the Soviet Union and North Korea have all cultivated large areas. In 1980, China introduced trial cultivation. I was introduced from the Beijing Botanic Garden 1982 trial. According to the information, after the sustainable growth of pine herbs 10-12 years. The first year of growth and development is relatively slow, only cut once, the second year of flowering and seed; do not leave after planting can cut two or three times a year; the average annual harvest of fresh grass per acre 1000