SRP470107 PRJNA1034164 The transcriptome of seedlings, homografts, and heterografts between pine trees and different pine species In order to investigate the effects of different pine trees as rootstocks on scions, the second-generation transcriptome of Pinus massoniana, P. pygmaea, Pinus massoniana/Pinus massoniana, P. pygmaea/P. pygmaea, Pinus massoniana/P. pygmaea, and P. pygmaea/Pinus massoniana were determined.