It belongs to dczg - h pattern , which is common in alpine heath and dominates the community . it could be found in the baitou mt . yangyuchang upper nanyao of the lashihai region 屬于滇西北、川西、藏南及藏東南、甘肅南部橫斷山區(qū)特有分布型( dczg - h ) 。高山礫石杜鵑灌叢中常見,常常形成以其占優(yōu)勢的群落。流域內(nèi)洋芋廠白頭山一帶較多。