濕(shi)(shi)地(di)松(song)(song)原產美國東部，是從國外引進的(de)(de)優良(liang)松(song)(song)樹(shu)(shu)樹(shu)(shu)種，有生長快，干形(xing)直，材質(zhi)好，松(song)(song)脂含(han)量(liang)高，質(zhi)量(liang)好等特點，而(er)且松(song)(song)脂含(han)β―蒎烯32―39%，松(song)(song)香不易結晶，是很有價值的(de)(de)采(cai)脂樹(shu)(shu)種。目(mu)前濕(shi)(shi)地(di)松(song)(song)松(song)(song)林主(zhu)要分(fen)布在我國江西、廣(guang)西、廣(guang)東的(de)(de)部分(fen)地(di)區，主(zhu)要以人工(gong)林為主(zhu)。近年來(lai)，隨著松(song)(song)香及濕(shi)(shi)地(di)松(song)(song)松(song)(song)節油價格(ge)的(de)(de)不斷上漲，我國對(dui)濕(shi)(shi)地(di)松(song)(song)松(song)(song)林的(de)(de)采(cai)脂力(li)度不斷增強，濕(shi)(shi)地(di)松(song)(song)后續資源已面臨著萎(wei)縮的(de)(de)危險。