relevance species of Picea brachytyla are such as Betula utilis,Betula albo-sinensis,Tsuga chinensis,Abies chensiensis,Acer oliverianum,Meliosma dilleniifolia,Pinus armandi,etc;

• 麦吊云杉的主要伴生树种为糙皮桦和红桦,其次为铁杉(Tsuga chinensis)、岷江冷杉(Abies chensiensis)、五裂槭(A-cer oliverianum)、泡花树(Meliosma dilleniifolia)、华山松(Pinus armandi)等;