Compared with 6 adjacent mountains, the integrative coefficient of woody flora in BNR is 0?021, which is bigger than those of Longwangshan, Tiantangzhai, Jigongshan and Mazongling.

• 和与之邻近的6个山地的木本植物区系相比；本区植物区系综合系数为0 021；位居第3；这表明其区系成分较为丰富.