portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">香根草portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">是一種高大的成穗狀的多年生香草植物，葉片細(xì)長(zhǎng)，地下根系為白色、多分支、成復(fù)雜的花邊狀。它主要栽培在portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">熱帶地區(qū)portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">，如印度、portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">塔希提島portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">、portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">爪哇portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">和portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">海地portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">。在portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">加爾各答portant; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important;">（印度東北部的港市）和海地，這種草被用于搭建茅草屋和做雨蓬、遮陽(yáng)傘；在爪哇，人們是用它的根系編織席子和搭建茅草屋，它不僅能給房間帶來(lái)優(yōu)雅的香味，還能驅(qū)避昆蟲(chóng)。它是肥皂、化妝品和香水常用的成分，種植這種草還可以預(yù)防土壤受到侵蝕